The Oval Drive Punch is made from the best grade of alloy steel, carefully tempered with polished edge. Features a hole that tapers back from the cutting edge so that punchings can clear freely. Comes in sizes 1 through 16.
Size Chart below needs to be printed to see actual size:
Sizing Chart for Oval Punches #158
Use punches on a wood or plastic cutting block or the C.S. Osborne # 603 Cutting Pad. To apply pressure, use of a C.S. Osborne wooden or rawhide mallet, or rawhide maul is recommended. Not recommended for use with a steel hammer.