DARTOTEK Combination Drill and Tap Bit Set,Titanium Coated Tapping Bit Tool 13pcs SAE/Metric Screw tap Drill bit for Drilling Tapping, Countersinking,with Quick Change Adapter - SHANGHAI DIATOOL CO., LTD., DK2-O002402D001

• 1.Wide Application: The taps drill bits is mulit-function, three-in-one operation, which can drill, tap, deburr and counter holes on copper, brass, aluminum, metal sheet and plastic at the same time 2.Superior Craftsmanship: The taps are made of high speed steel, which can ensure sharp, fast execution and retain strength and efficiency. The surface is treated with a titanium alloy, which greatly improves the cutting performance of the drill, is more wear-resistant and prolongs the service life 3.High efficiency: Drilling & Tapping & Countersinking is three-in-one operation at the same time, so as to quickly , complete work completely, greatly save processing steps and time costs, and improve work efficiency 4.What you got: 6PC SAE: 6-32NC, 8-32NC, 10-24NC, 10-32NC, 12-24NC, ¼-20NC. 6 metric-M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1.0, M8 x 1.25, M10 x 1.5. 1 piece-quick change adapter.Can be used to tap various threads 5.Machine: The set includes SAE and metric sizes, so it has high versatility. Each tap drill is engraved with a label, which is convenient for you to choose the size that suits you. The convenient ¼-inch (6.35mm) hex shank suitable for most Electric drill, bench drill, drill press and Tapping machine