DKIBBITH Combination Drill Tap Bit Set 6 pc SAE 632NC 1420NC and 6 pc Metric M3 M10 Titanium Coated Drill Bits Kit for Drilling Screw Threads Tapping Countersinking with Quick Change Adapter

3IN1 for Higher Efficiency Drill and tap bit set combines drilling tapping and countersinking functions in one bit with which you can finish 2 or 3 jobs without changing bits Versatile Sizes Ready When You Need to make screw holes this tap bit set includes 6 pc SAE sizes drill bits 632NC 832NC 1024NC 1032NC 1224NC 20NC and 6 pcs Metric sizes drill bits M3 x 05 M4 x 07 M5 x 08 M6 x 10 M8 x 125 M10 x 15 Built for Metal Work these Tap Bits made of highspeed steel and coated Titanium Alloy will work with a wide variety of materials such as 14 inch or less thick plate or sheetmetal copper brass aluminum plastic and more Convenience exceeding expectation This drill bit set come with a 14 hex shank quickchange adapter for easy use and extending working depth and a wellorganized storing case for easy access and portable User Tips for all Drill and Tap bit set a Go slow Do NOT force them b Use a lot of cutting oil c Take your time d It will work better to cut and back out a little and cut again e Drill a pilot hole first on tougher metals.