7pcs HSS Countersink Drill Bit Set Carpentry Reamer Drill Bit Woodwork 3mm-10mm
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<b>[Product Information]</b><br>
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<li>7 piece set includes bits for drilling pilot holes for screw sizes 3mm, 4mm, 5mm, 6mm,7mm,8mm,10mm</li>
<li>The woodworking drill is made of HSS 4241, the middle chamfer drill body is NO. 45 steel.</li>
<li>Adjustable counter sleeve depth with wrench.Drilling length can be adjusted for various length screws simply by loosening and tightening the setscrew.</li>
<li>Chamfer is 5 flutes,In the process of using, can discharge the wood more rapid, sink hole disposable drilled smooth, screw cap perfect embedded in the surface of workpiece.</li>
<li>It is suitable for drilling machines with chuck, for drilling on hard wood or wooden floor.</li>
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