Holemaker 16pc Cobalt Holesaw Set - Plumbers Nut Setters Self Tapping Thread Inserts -

Self Tapping Thread Inserts - Internal Thread: 1/2 UNF

• Unaffected by water acid salts or bacterial attack

Champion 2-1/2in x 1/2in Bolt And Nut (C) - GR5

- Regular MM sockets 1/2in - 19 24 27 30 32mm

Holemaker 16pc Cobalt Holesaw Set - Plumbers Nut Setters Self Tapping Thread Inserts -UN108 160 Holemaker 16pc Cobalt Holesaw Set Plumbers PREMIUM QUALITY BI METAL M42 COBALT HIGH SPEED STEEL. Suitable for drilling a wide range of materials includingsteel aluminium brass cast iron plastics & wood. The M42(8% Cobalt) high speed steel teeth offer optimal cuttinglife & performance. VARIABLE PITCH 4 6 TEETH PER INCH. For reduced vibration delivering increased life performance& accuracy. 16 Piece Set Includes: 1 x UN100 016 16mm (5 8 ) 1 x