Professional high speed steel (HSS) drill bits are manufactured from high quality grade tool steel to meet the requirements of today's high standards.
Each bit has a fully ground flute and cutting tip, featuring a 135 degree point angle and split point providing easy non-slip starting and precision drilling. All these great features help you to achieve superior performance in most materials

• Take advantage quantity discount for bulk buyers
• Suitable for use on gold, silver, platinum, copper, brass, aluminium, bronze, pewter, alloy steels, carbon steels, cast iron, cast steels, hardened alloy steels, stainless steels, plastics, wood and many more materials

Please note: ensure work piece is securely clamped when using in rotary tools and always wear suitable protection.