Description:Size - Punching diameter: 20mm / 0.79"; Hardness: HRC58-62. Different materials have different applicable thicknesses, suitable for 1.5mm (0.06") stainless steel plates, 3mm (0.12") carbon steel/aluminum/copper/plastic plates.Material - Constructed with sturdy bearing steel, the lower die of the Hole Punch Press exhibits excellent strength, toughness, and wear resistance. The black surface treatment provides additional protection against corrosion and wear, extending the tool's lifespan.Feature - The anti-slip design spiral interface of the knockout punch makes the connection firmer. The hole punch die can be used with different machines like ratchet, wrench, or electric driver, which provides precise and clean holes and meets your needs.
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