12 mm-100 mm HSS M35 punta trapano cobalto taglierina lega metallica acciaio inox
Material: HSS / High Speed Steel. Can work for 3mm Stainless steel plate and can quickly punching the precise holes in Steel, Stainless Steel,iron, Copper, Brass, Aluminum, Fiberglass, Formica And Other Laminates In Seconds.