Aiko HSS M2 Twist Drill Bit | Model : HSS-A

Aiko HSS M2 Twist Drill Bit | Model : HSS-A  High-speed steel (HSS) is a form of tool steel; HSS bits are hard and much more resistant to heat than high-carbon steel. They can be used to drill metal, hardwood, and most other materials at greater cutting speeds than carbon-steel bits, and have largely replaced carbon steels. Available Size : 3.0mm 3.3mm 3.4mm 3.5mm 3.7mm 3.8mm 4.0mm 4.5mm 4.8mm 5.0mm 5.3mm 6.0mm 7.2mm 8.0mm 10.0mm 10.5mm 12.0mm