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Countersink Drill Bit Set (5 PCS)

Countersink Drill Bit Set (5 PCS)

Regular price $14.94 USD
Regular price $29.90 USD Sale price $14.94 USD
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Countersink Drill Bits perform all three operations with one bit, providing you with the same accuracy and power in a simple, fast, and easy-to-use package.


  • Adjustable Counterbore: Adjustable length of the counterborn,with fixing screw,use the attached hex key remove the screw and adjust the length of the counterbore.
  • Premium Quality: The drill bit made of tungsten steel alloy,more hardness,provide fast cutting and strong force.
  • Efficient Work: Smooth counterbore drilled to save you time and labor. The surface of the workpiece will be perfectly embedded with screw cap.
  • Compatible with: Applied with drilling rig,bench drill,hand drill and charging drill.
  • Use : Vertical to the drill bit from bending or breaking.


  • Material: Tungsten Steel Alloy
  • Size: 8x2.8 , 8x3 , 8x3.2 , 8x3.5 , 8x4mm
  • Item Weight: 98g / 3.46oz


  • 5 x Countersink Drill Bit
  • 5 x Allen Wrench


We truly believe we make some of the most innovative products in the world, and we want to make sure we back that up with a risk-free ironclad 30 day guarantee.


    Beginner: Designed for those who are entering to sewing world with knowledge of basic notions and want to learn a little more.


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