Makita SC05340080 Round Punch, 3/8" (10 mm), XPP01Makita SC05340080 The Makita Round Punch, 3 8 (10 mm) is ideal for punching holes in general steel and stainless steel. The round punch is for use with the Makita Round Die, 3 8 (10 mm), model SC00000211 (sold separately). The round punch has a metal plate thickness capacity range of 5 64 (2 mm) to 5 32 (4 mm) in general steel and 1 8 (3 mm) to 5 32 (4 mm) in stainless steel. It installs quickly and easily for user convenience. Key Features CAPACITY :