6 Piece Metric Thread Tap Drill Bits Set

6 PIECE METRIC THREAD TAP DRILL BITS SET Complete Hole Drilling, Tapping And Deburring/Countersinking In One Operation With Power Drill.  It Saves Labor, Time. The thread drilled by the drill is very reliable. Even if you do not use an electric drill, you can easily screw in the screws just by hand, saving a lot of work time.    This drill and tap bit set is made of high speed steel, hardness, rustproof, solid and durable.Suitable for drilling,tapping and cutting on various strong materials. Features: 【 Exquisite workmanship】Durable 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.   【Ergonomic design】The product portfolio includes imperial /metric /American 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 has a tapered end to prevent excessive knocks. Back taper exceeds the tap to prevent over-drilling and damage to the thread.   【High efficiency 】 They are taps with drilling 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, so as to quickly , Complete work completely, greatly save processing steps and time costs, and improve work efficiency.   【Various sizes】Can be used to tap various threads.6 imperial sizes of thread tap drill bit(1/8”, 5/32”, 3/16”, 1/4”, 5/16”, 3/8”) included in the set to meet your diversified requirements.   【Widely Application】Ideal for drilling, tapping, cutting on wood, soft metal, aluminum plate, iron, etc. Widely used in on-site tapping construction applications, maintenance and repair, assembly, manufacturing and production environments.   SPECIFICATION High-speed steel(HSS ) material Shank: 1/4" (6.35mm) hex shank Suitable for soft metal, aluminum, and iron METRIC SIZES M3x0.5: Total length: 54mm, drill diameter: 2.5mm M4x0.7: Total length: 54mm, drill diameter: 3.3mm M5x0.8: Total length: 55mm, drill diameter: 4.2mm M6x1: Total length: 56mm, drill diameter: 5.0mm M8x1.25: Total length: 57mm, drill diameter: 6.8mm M10x1.5: Total length: 58mm, drill diameter:8.5mm Square handle: 6.35mm PACKAGE INCLUDES 1 * 6 PIECE METRIC THREAD TAP DRILL BITS SET