RUKO Twist Drill Bit Set for Metal HSS-G, Ground, 19pcs | 1.0-10 mm, plastic box

HSS-G high-speed steel drill bits made to DIN 338 with a top angle of 118° for excellent drilling quality and precision. Suitable for drilling a variety of materials such as alloy and non-alloy steel, steel cast iron, tempered and ductile cast iron, aluminium alloys, bronze and many other materials where the accuracy of the drilled hole plays a major role.