XCSource ชุดดอกสว่าน 3-6mm 4x HSS

Drilling length can be adjusted for various length screws simply by loosening and tightening the setscrew.
Special designed steel counter sleeve countersinks or counter bores pilot hole.
Drill and countersink for wood screws without changing bits.
Adjustable counter sleeve depth with wrench.
Chamfer is 5 flutes, which will discharge the wood more rapid and sink hole disposable drilled smooth, making the screw cap perfect embedded in the surface of work piece.


Specifications:

? Material: HSS Drill 4241
? Black chamfer drill body material: Steel #45
? Dimension:

3mm x 60mm(L)
4mm x 75mm(L)
5mm x 85mm(L)
6mm x 90mm(L)

Dia. of Chamfer: 15.8mm
Shank: 1/4 hex shank.

Package includes:

4 x (Different size) Woodworking chamfer countersink drill bit
1 x Hex Shank
XCSource ชุดดอกสว่าน 3-6mm 4x HSS ราคาถูกสุดกดดูที่ร้านค้า

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