SDB 206/2 Small Diameter Beveler Pneumatic Kit SDB 206/2 Small Diameter Beveler Pneumatic handheld end prep machine tool is designed to face, bevel and counterbore 2.27” (57.7mm) through 6.77” (172mm) ID pipe up to .75in wall (19mm). Includes HD high torque air motor with speed control valve, standard new style mandrel, 7 sets of leg extensions, operating hand tools, manual and storage case. Features: Wachs SDB 206/2 is a handheld beveling machine tool that delivers maximum power and performance for fast, accurate weld preps on pipe from 2” to 6in (DN50-150) OD. Faces, bevels and counterbores on carbon, stainless and high alloy steels. Machines boiler tube, heavy wall pipe, thick wall tube, elbows and faces flanges.