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PTI HSS Drill and Countersink Bits

Ideal for drilling and countersinking in wood to give a flush surface when screw inserted or can be counterbored for use with wood plugs or wood filler to hide screw head.

Drills a pilot hole, clearance hole and countersink in one operation

Adjustable pilot drill for different length screws and can produce a counterbored hole for wood plugs. 

£ 2.13 £ 2.13

  • Diameter

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