RUKO Twist Drill Bit for Metal HSS-G, Ground | 4.2 mm

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.