28XX Style Tooling
Keyholes are used for any slide lock type application. Common uses are to secure a bolt head or make a shelving unit.
Listed below are standard keyhole punch and die sizes as required for use with round head, pan head and sheet metal screws. When ordering please indicate desired die clearance. All keyhole punch and dies sets shown here are indexable to 0°, 90°, 180° and 270°.

Whitney offers a wide range of special tooling and accessories.
Special Tooling
Special Shapes | Forming on Whitney machines | Countersink Punch & Dies Sets
Lance & Form Tooling | Tread Plate Tooling | Shave Punches & Dies | Louvre Punch & Die Sets
Center Marking Punch & Die Sets | Character Marking | Rotary Ram Character Marking
Engraved Tools | Nibbling Punch & Die Sets | Heeled Edge Notch Punch & Die Sets
Keyhole Punch & Die Sets | Corner Notching Punch & Die Sets | Notching Punch & Die Sets
Corner Rounding Punch & Die Sets | Multiple Radius Punch & Die Sets
Trim & Part Punch & Die Sets | Shearproof Punch & Die Sets | Electrical Knockout Punch & Die Sets
Accessories
Urethane Stripper Sleeves | Tool Carts | 36TC Punch Setting Gauge | Punch and Die Shims
Adjustable Grinding Fixture | E-Z Grind Block | Aligning Tool Set | Tool Indexing Fixture
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