HOLEMAKER BI-METAL HOLESAW, 20MM DIAMETER

PREMIUM QUALITY BI-METAL M42 COBALT HIGH SPEED STEEL.

• Suitable for drilling a wide range of materials including steel, aluminium, brass, cast iron, plastics & wood.
• The M42 (8% Cobalt) high speed steel teeth offer optimal cutting life & performance.

VARIABLE PITCH 4 / 6 TEETH PER INCH.

• For reduced vibration delivering increased life, performance & accuracy.

Specifications:

• Diameter: 20mm
• Thread: 1/2″