F20 Oblong Punch with 4mm Single Keyway

Punches are supplied with a 4mm wide x 4mm deep single keyway. Use 4mm x 6mm Keystock to align punches in the machine. All sizes listed ship within 24 hours. Contact us for custom sizes not listed. Commonly paired with F59 Oblong Dies. Dimensions: Punch & Die Clearance: Use chart above to determine recommended die clearance. The punch and die should NOT be the same size. Note: Material thickness should not exceed the smallest punch size. Cross Reference: F20 Punch AP-121, CST-221, GFM-40, PIR-EA, SCOT-40 Proudly Made in the USA 1/4" x 1/2" 1/4" x 3/4" 1/4" x 1" 5/16" x 1/2" 5/16" x 3/4" 5/16" x 1" 5/16" x 1-1/4" 11/32" x 1" 3/8" x 1/2" 3/8" x 3/4" 3/8" x 1" 3/8" x 1-1/4" 13/32" x 1" 7/16" x 9/16" 7/16" x 3/4" 7/16" x 1" 7/16" x 1-1/4" 1/2" x 3/4" 1/2" x 1" 1/2" x 1-1/4" 9/16" x 3/4" 9/16" x 1" 9/16" x 1-1/16" 9/16" x 1-1/4" 5/8" x 1" 5/8" x 1-1/4" 11/16" x 1" 11/16" x 1-1/16" 11/16" x 1-1/8" 11/16" x 1-1/4" 3/4" x 1" 3/4" x 1-1/4" 13/16" x 1" 13/16" x 1-1/16" 13/16" x 1-1/8" 13/16" x 1-1/4" 7/8" x 1-1/4" 15/16" x 1-1/8" 15/16" x 1-1/4"