I. High-Quality Material :
The countersink drill bit made by carbon steel material with high hardness & durability. With superior cutting power & fully sharpened edge, the counter sinker drill bit features quick drilling & long service long.
II. Easy To Use :
Each countersink drill bit includes a hex wrench to easily adjust the counter sleeve depth & drilling depth of screw with various lengths.
III. Long Service :
Vacuum welding is most efficient & precise method to produce tool. Using high-quality high temperature resistant diamond, it has a long service life. It allows us to increase the removal rate & extend service life.
IV. Compatibility :
Suitable for drills with chuck such as lithium electric drills, hand drills, bench drill, etc. It is recommended to use a center punch for positioning before drilling & hold the drill vertically to prevent bending of the drill or breaking.
V. Wide Application :
The countersink drill bits are perfect for various woodworking projects & are widely used in various material such as softwood, hardwood, fiberboard, plywood, plastic, concrete, plasterboard, PVC. (Note : Not suitable for metal or steel plates)
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