The PBM 6000 machine comes with a torque accepting mandrel, built with a worm gear drive unit for extra torque to handle extra thick pipe walls. Our machines are the only machines on the market that can bevel, face,counter-bore 1.25 inches wall - worry free from damaging the gears. PERFORMANCE: Lock in mandrel blades (no springs to lose) Adjustable keyway on machinemandrel (eliminates backlashchatter) 2 hp pneumatic motor 48 lbs. approximate working weight Hardened mandrel 45 Rc. (less chance of gouging with metal chips) Three slots to do beveling, facing, deburringcounter-boring Single mandrel with mandrel blades to coversize ranges TECHNICAL SPECS: Size range 2 to 6 inches Pipe (50.8 mm - 152.4 mm) Max wall thickness to1.25 inches Air Power requirements: 70 cfm at 90 psi For PBM-6000 accessories, please visit our websitecontact our sales department for further assistance.