Round Head Centre Punches 100mm 4in long. 486001 Price Each Model 351A 351B 351C 351D Point (mm) 3.2 4.0 4.8 6.35 Point (in) 1⁄8 5⁄32 3⁄16 1⁄4 Order Code 443-037 137-3743 443-049 137-3744