6Pcs Drill and Tap Set, M3-M10 Hex Shank 1/4" Screw Extractor Set, HSS Titanium Coated Spiral Verge Design Metric Tap Set with Drill Bits for Drilling Cutting New Threads - MIGONG, MIGONG5hwpntx4rb

• MADE OF HIGH SPEED STEEL: Our this of cobalt drill bit set is made of high speed steel with nitrided appearances for high hardness and rust resistance. SIZES FROM M3 TO M10: This of metric tap set with drill bits has 6 taps in sizes from M3 to M10, which can be used for tapping a variety of threads. SPIRAL VERGE DESIGN: Our of thread tap drill bits adopts spiral verge design for better chip removal. DRILLING AND CUTTING NEW THREADS: This of tap drill bit set is a tap with drilling function, which can be used for drilling and cutting new threads at the same time, allowing you to enjoy a smoothness tapping experience. MORE ACCURATE: Our of hex shank combination tap set is tapped on the machine, so it is usually more accurate because human error is eliminated.