All tools and machines

Serrating Tube Sheet Tool

Selfcentering tool for grooving tube sheet. Singlepiece mandrel with built-in rollers in allows obtaining a perfect surface.

Precise Vacuum Leak Tester

Vacuum leak tester. Tool working as a simple, precise method of testing tubes in boilers, condensers, and heat exchangers.

Specialized machine for precise plug removal

Compact tool for drilling, reaming, boring, and removing taper plugs, welded or non-welded from heat exchangers.

Universal Multi-Application Machine

A machining platform specifically designed to perform machining operations on boilers and similar thermal exchange equipment.

Machine for Serrating Tube Sheet

Powerful yet handheld machine for serrating tube sheet in heat exchangers, boiler drums, finfan coolers and other tubular vessels.

Tube end facing and trimming tool

Typical use of TEF is tube trimming of condenser and chiller tubes to a uniform accurate tube projection after tube rolling.

Tube Hole Gauge Measuring Tool

Basic tool for measuring tubes ID and tube sheet holes ID. Utilizes a precision three-point contact, self-centring system.

Condenser and Exchangers Tube Expanders

Tool for expanding tubes in condensers, chillers, heat exchangers, finfan coolers, feedwater heaters and surface condensers.

Tube expander for small coolers

KRAIS 1300 series expanders are designed for small tubing where additional reach and a longer roll zone are required. This makes them a strong choice for thick tube sheets or deeper seating geometries. These tools are frequently used for small coolers, especially in service and retubing work where access and geometry drive the need for reach.

Condenser and Exchangers Tube Expanders

Tool for expanding tubes in condensers, chillers, heat exchangers, finfan coolers, feedwater heaters and surface condensers.

Five Roll Condenser Tube Expanders

Tool for expanding tubes in condensers, chillers, heat exchangers, finfan coolers, feedwater heaters and surface condensers.

Condenser and Exchangers Tube Expanders

Tool for expanding tubes in condensers, chillers, heat exchangers, finfan coolers, feedwater heaters and surface condensers.

Condenser and Exchangers Tube Expanders

Tool for expanding tubes in condensers, chillers, heat exchangers, finfan coolers, feedwater heaters and surface condensers.

Condenser and Exchangers Tube Expanders

Tool for expanding tubes in condensers, chillers, heat exchangers, finfan coolers, feedwater heaters and surface condensers.

Condenser and Exchangers Tube Expanders

Tool for expanding tubes in condensers, chillers, heat exchangers, finfan coolers, feedwater heaters and surface condensers.

Five Roll Condenser Tube Expanders

Tool for expanding tubes in condensers, chillers, heat exchangers, finfan coolers, feedwater heaters and surface condensers.

Five Roll Condenser Tube Expanders

Tool for expanding tubes in condensers, chillers, heat exchangers, finfan coolers, feedwater heaters and surface condensers.

Five Roll Condenser Tube Expanders

Tool for expanding tubes in condensers, chillers, heat exchangers, finfan coolers, feedwater heaters and surface condensers.

Five Roll Condenser Tube Expanders

Tool for expanding tubes in condensers, chillers, heat exchangers, finfan coolers, feedwater heaters and surface condensers.

Condenser and exchangers tube expanders

Tool for expanding tubes in condensers, chillers, heat exchangers, finfan coolers, feedwater heaters and surface condensers.

Flare Type Tube Expanders

Tool for simultaneously expanding and flaring tubes in condensers, heat exchangers, etc. Recommended for thin wall tubes.

Short length, Conical Tube Expanders

Special, conical expanders to expand the tube on the short length before welding, optional spares and accessories available.

Basic Boiler Tube Expanders

Three expansion rolls with three flare rolls, self feeding boiler expanders. Expanders simultaneously expand and flare the tube.

Firetube Boiler Flaring Tube Expanders

Self-feeding tube expander with three expansion rolls and three flare rolls, simultaneously expands and flares the entire tube.

Adjustable Boiler Tube Expanders

Three rolls, self feeding adjustable reach tube expander for deep reach expansion. Parallel rolling with long double radius rolls.

Boiler Tube Expanders with Collar

Three expansion rolls, excellent for constructions of water tube boilers, fire tube boilers, economizers and air heaters.

Universal Combination Beading Rolling Tools

Self feeding, straight roll tool, capable of simultaneously expanding and forming a uniform bead tight upon the tube sheet.

Nonparallel Colins Tube Expanders

Nonparallel self feeding boiler tube expanders. Suitable for repair work that have thin tube sheet or touch up a leaky joints.

Automatic pneumatic rolling motor

Automatic version of most popular K50 rolling motor. Automatic start, stop and reverse

Automatic pneumatic rolling motor

Automatic version of strong K60 rolling motor. Automatic start, stop and reverse

Articulated supporting arm

A solid, articulated arm absorbing the torque of the rolling motors and beveling machines using a pneumatic counterbalance.

Small Pneumatic Rolling Motor

Small tool with automatic reverse, expanding tubes to a preset torque, at which point it trips over to its reverse rotation.

Push&Pull K50 Pneumatic Rolling Motor

Most popular rolling motor! Engineered to ensure uniform expansions, preventing the under- and over-rolling of tubes.

Pneumatic Rolling Motor

Rolling motors controling expansion by the measurement of torque, stopping expanding according to a predetermined setting.

Right Angle Rolling Motor

Torque controlled rolling motors with unique head design featuring a fully enclosed bearing, design for trouble-free life.

Right Angle Rolling Motor

Torque controlled pneumatic rolling motor, the perfectly suitable tool for expanding tube up to 8” and refinery fittings.

Robot System for Rolling and Beveling

A solid, fully automatic Robot setup. Perfect for tube expansion, facing, tube cutting and orbital tube to tube sheet welding.

Digital Tube Expanding System

Digital, semi automatic torque controller for the highly precise expansion of ferrous, non-ferrous and alloy tubing.

Digital Tube Expanding System

Digital rolling controler, ensures uniform tube expansion over a wide range of tube sizes and materials.

Digital Tube Expanding System

For demanding customers! Digital rolling controler, ensures uniform tube expansion over a wide range of tube sizes and materials.

Hybrid Tube Expanding System

Highly precise digital controller for pneumatically driven tube rolling machines, measuring torque directly from the driven spindle.

Facing, Bevelling, Weld Removal Machine

Highly powerful, rugged, fast weld end preparation lathe for various tubes and pipes, including high chromium materials.

Facing, Bevelling, Weld Removal Machine

Highly powerful, portable weld end preparation lathe designed for various tubes and pipes including stainless steel.

Facing, Bevelling, Weld Removal Machine

Powerful, fast weld end preparation lathe for various tubes including stainless steel and other high chromium alloys.

Tube Beveler With Locking System

The fastest and strongest facing machine on the market. Featuring a pneumatic locking system with a double piston cylinder.

Modular Machine for Machining Waterwalls

Modular machine for the boiler waterwalls manufactures. The first outside mounting tool with unique up to 80 mm feed stroke.

OD Mounted Beveler and Weld Removal Tool

Beveling machine attached to the tube outside diameter. Uses custom clamp type jaws, which minimizes chatter and vibration.

OD Mounted Beveler With Postitive Feed

Positive feed bevelling machine, highly recommended for tube end facing, bevelling and membrane milling in waterwall panels.

Facing, Bevelling, Weld Removal Machine

Solid, highly powerful, tube beveling and weld removing machine. Equipped with a locking system to cover most common tube sizes.

Facing, Bevelling, Weld Removal Machine

Rugged, fast, portable weld end preparation lathe for various tubes including stainless steel and other high chromium alloys.

Portable Tube Bevelling and Weld Removal Machine

Small micro-lathe machine for portable tube facing, beveling and weld removal tool, designed for various tubes materials.

Powerfull Lathe for Beveling Large Tubes

Most powerful machine within this size range on the market today. Selfcentering, with superior clamping force. For tubes up to 9″.

Machine for Beveling Tubes, With Gears

Powerful machine with powerful 2.2kW (3 HP) motor, gearbox and innovative locking system. One mandrel covers entire tool range.

Pipe Facing and Beveling Machine

Machine with 3.5 HP pneumatic drive. Variable speed control. Innovative locking system. One mandrel covers entire tool range.

Pipe Facing and Beveling Machine, up to 40"

Large machine with 3.5 HP pneumatic drive. Speed control. Innovative locking system. One mandrel covers entire tool range.

Split Frame, Clamshell Beveling Machines

Highly powerful, large professional tool, designed specifically for pipeline industry. Thanks to slim body – easy to handle.

Pipe Facing and Beveling Machine

Large internally mounted pipe machining tool with variable speed, high torque and a rigid self-centering locking system.

Fin removing pneumatic machine

Air powered tool for removing fin from the outside diameter of a tube. Chatter-free work thanks to heavy duty locking system!

Maching tool for FinFan plug threads

Unique machining platform designed to safely perform the repair or increase the finfan cooler plug thread and other operations.

Trimming tool for FinFan tubes

Portable machine for finfan cooler tube trimming. Equipped with optional heads can be used for facing tubes and seal weld removal

FinFan gasket seat machining tool

Portable tool for high quality gasket seat machining in any size of finfan cooler. Equipped with a special locking system.

Plugs for exchangers and fin fan tubes

Tube plugs for heat exchangers and fin fan applications. Designed for high-pressure environments.

Flange facing machine, up to 24"

Internally mounted, lightweight and durable machine tool. Ideal for machining all types of seal grooves and counterbores.

Flange facing machine, up to 30"

Internally mounted, lightweight, super rigid yet super heavyduty machine tool. Ideal for machining all types of flange faces.

Flange facing machine, up to 40"

Internally mounted, lightweight and durable professional machine tool. Ideal for machining all types of weld preparations.

Flange facing machine, up to 60"

Internally mounted, lightweight and durable machine tool. Ideal for machining all types of counterbones and flange faces.

Manual flange facing tool

Basic, simple and cost-effective solution for ID mount flange facing. Easy way to reface a damaged pipe flanges on site.

Portable mini flange facer

Compact and light weight flange facer – one of the most compact designs on the market today, featuring low clearance.

Outside mounting module for MFM

The MFM-OMM conversion module expands the capabilities of the MFM by enabling precise outside mounting for flange facing

Manual flange facing tool, a long version

Long version of simple and cost-effective solution for ID mount flange facing. Easy way to reface a damaged pipe flanges on site.

Narrow body, flange facing machine

Machine with super slim line gantry profile. Perfect for mounting in tight spaces, such as flanges close to walls or pipe racks.

Outside mounted flange facer

Lightweight yet heavy-duty external flange facing machine for machining of flange faces, grooves, bevels, and counterbores

Split frame flange facing machine

Flange facing machines mounted on the outer diameter of the flange. The feed mechanism allows for a high quality machining.

Flange facing module for clamshells

Additional module which converts SFSF beveler into flange facing machine. Allows to avoid purchase of two separate machines.

Portable Flange Machining Tool

Compact and lightweight flange milling machine with a low-clearance design for machining flange faces in restricted spaces.

Wheel Type Tube Cutter, One Wheel

Tool strongly reducing cutting time by utilizing the special one point self-centering cutter wheel design.

Wheel Type Tube Cutter, Two Wheels

Powerful tool greatly reducing cutting time by utilizing the special two point self-centering cutter wheels design.

Wheel Type Tube Cutter, Three Wheels

Powerful, professional tool strongly reducing cutting time that does not create any chips during the cutting process.

Wheel Type Tube Cutter, Strong Version

Strongest cutter, greatly reducing cutting time. “Real life” tube to tube cycle time is 30 seconds, giving unmatched productivity.

Internal Boiler Tube Cutter

Heavy-duty internal tube cutter specifically engineered for larger-diameter tubes in the boilers and related pressure vessels

Multi-machining platform for boiler works

Machinę designed to carry-out many tasks on boilers and similar equipment. Solid, stable tool with 80 mm tool travel

Low-speed pneumatic drill machine

KRAIS KDM is high torque, pneumatic, low-speed drilling machine for any application.

Tube cutter for heat exchangers

Solid machine for smooth tube cutting in heat exchangers. One cutting bit. Reccomended for alloy and ferrous tubing.

Tube cutter with automatic feed

The tube cutting machine with an automatic feed. Alloy and ferrous tubes can be cut quickly and consistently efficiently.

Tube cutter for condensers, chillers

Machine recommended for use for cutting tubes in condensers, chillers and similar vessels with non-ferrous tubes. Using one bit.

Long Manual Tube Cutter

Tool for cutting tubes between supporting sheet of condensers. Adjustable wheel gives a controll over loacation of cutting.

One revolution tube cutter

One revolution tube cutting machine for ferrous and non-ferrous tubes commonly found in heat exchangers, boilers and condensers.

Solid body push type tube cutter

Tool with adjustable cutter blade depth allow the tube to be cut through, using one or two blades made ut of the HSS.

Universal push type tube cutter

A great tool offering features to make it the most versatile cutter available. The cutter blade depth can be easily adjusted.

Push type tube trimmer

A great tool offering features to make it the most versatile cutter available, featuring easily adjustable cutter blade depth.

Tube cutters for MiniCut machines

Automatic Toolset for Pulling Tubes

Automatic tube pulling system consisting of a very fast pump and pulling gun, designed for continuous removal of tubes.

Tube Puller, Shortened Body

Tube puller for removing both, ferrous and non-ferrous tubes from chillers and heat exchangers. Shortened version.

Tube Puller for FinFan Coolers

A tool having the features of model CP-1000 with the advantage of being able to remove stubs from the waterbox of finfan coolers.

Collet-type hydraulic tube puller

The ultra-lightweight, small tube puller desifor the extraction of tube stubs from exchangers, condensers, and chillers

Tube Taping Machine

The HETT tube tapping machine creates internal threads in tubes to enable secure tube pulling during retubing operation

Heavy Duty, 20 Ton, Pulling RAM

20 Ton Pulling RAM. Tool has been engineered with a 6″ pull stroke for challenging tube removal applications.

Tube Puller, Gripper-Type

Gripper-type fast and easy to use tube puller. Designed for pulling tubes from the heat exchangers and also fire tube boilers.

Tube Puller for Refinery Industry

Spear-type puller. Unit designed to pull stubs and heavy wall tubes from the heat exchangers in the refinery industry.

Manual Tube Puller, Collet Type

A solid, manual collet type tube puller for quick and easy tube stub removal from multiple various tubular pressure vessels.

Manual Tube Puller, Spear Type

Easy to use by inserting the spear into the tube and removing it with a hand wrench or universal retched handle design.

Manual, Easy and Solid Tube Puller

Easy to use manual tube puller. Pull tubes by inserting the spear into the tube and removing it just with tightening a wrench.

Semi-Automatic Tube Puller

Machine for continuous pulling tubes through heat exchangers, condensers and boilers, without the use of hammers, winches etc.

Tube Spinner for Removing Tubes

Strong machine for removing and flattening all types of tubes. Extended life of pulling rolls. Super rigid body contruction.

Tube and Stub Collapsing Tool

Simple and solid tool used specifically for quick removal of tube stubs from the tube sheet. Works great with chipping hammer.

Tube Tapping Machine for Retubing

Very practical tool, solving the problems with retubing heat exchangers tubes made of hard alloyed and stainless steel.

Tube Wall Reduction Machine

High-torque tube wall reduction machine for fast, reliable tube removal in heat exchangers, including stainless steel and Inconel

Tube Wall Reduction Machine

Compact tube wall reducing tool for controlled removal of expanded or seized tube stubs during heat exchanger retubing operations.

Modular tube wall reducing tool

The modular tube wall reducing tool uses interchangeable extensions for precise tube wall reduction in deep or double tube sheets.

Pneumatic Chipping Hammer

Dive for TD Tube Drifts and CT Collapsing tools. Very good machine for speed-up removing of tube stubs from the tube sheet.

Tube and Stub Drifting Tool

Simple, solid tool used for quick removal of any tube stubs from the tube sheet. Works great with chipping hammer.

Tube Wall Reducing Tool

Special reamer made out of high speed steel, featuring a centralizing pilot specially grinded according to the tube gauge.

Tube Puller for Condensers and Chillers

Lightweight unit, designed for the condenserand chiller markets. Ideal for working within the water box of a surface condenser.

Accesories for tube works

Testing pumps, manual, pneumatic and eletric. Delivered “ready for use”: with tank, pressure gague, drain valve and flexible hose.

Accesories for tube works

Varius accesories for all kind of tube works: gear drives, joints, extensions, etc.

Pumps for tube pullers

Pumps that have been designed to exacting standards to provide the maximum productivity from a lightweight pump.