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Countersink Drill Bit

• Drill, countersink in one step
• Working on wood and plastics
• Adjustable countersink
• Adjustable drilling depth
• Packed on blister card

  • BTI-CTSK-03

available sizes:


3.2 mm: for countersink screws ø 3,5 - 4.5 mm

3.5 mm: for countersink screws ø 4,0 - 4.5 mm

4.5 mm: for countersink screws ø 5,0 - 6.0 mm


center drill could be HSS twist drill or 3-points wood working drill.

drill material: carbon steel or HSS

drill finishing: black, bright or TiN.

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