Alpen Cobalt Drill Bit Case 6 Pieces

Alpen Cobalt Drill Bit Case 6 Pieces. -Self-centering due to its specially sharpened tip. -Tolerance up to 600º C.  of thermal stress. -Due to its special sharpening, it allows easier drilling with a pressure of up to 50% lower than normal. -Suitable for construction steels, alloy steels, stainless steel, copper, brass, aluminum and plastic. -Made with cobalt, which is a very hard material, which provides great resistance to breakage and high temperatures. The case includes: > 1 2 mm cobalt drill bit.  diameter. >1 3 mm cobalt drill bit.  diameter. >1 4 mm cobalt drill bit.  diameter. >1 5 mm cobalt drill bit.  diameter. >1 6 mm cobalt drill bit.  diameter. >1 8 mm cobalt drill bit.  diameter.