MWR-JGS Mini Grooving Tool (Click for more Info) Irst in the world, quick, powerful, yet handheld machine for serrating tube sheet in heat exchangers, boiler drums, FinFan coolers and other tubular vessels that need grooves in the tube sheet. Tool usues one cutting bit for cut any material tubes. This unique system safely and quickly produces grooves in under 20 second for 1” tube. Can be used as a tool for maintenance companies as well as the production tool with our dual pneumatic locking system and pneumatic cooling and lubricating module. BASIC DATA -Air use: 55 cfm (1,3 m3/min) -Body width: 2,32” (59 mm) -Body height: 13,1” (335 mm) -Body weight: 17,5 Lbs (8 kg) Cutting Range Free Speed Power Torque Up to 101.6 mm 100 RPM 1.3 HP 140 Nm Up to 4.0" 100 RPM 1.3 HP 105 Ft. Lbs On Regular Tube Sheet On standard heat exchangers machine locks onto two shafts on the adjacent holes. The locking plate is manufactured according to the tube hole pitch to ensure precise tool alignment. MWR-JGS REACTION PLATES Standard locking plate has 2 reaction shafts, located from each site of the spindle. We can also supply locking plate that has locking shaft located on one side of the spindle and can be rotated through 180 degrees to accommodate partition plates, channel heads etc.