PKNVKZIDK 2PCS 4341C M3 M4 HSS Titanium Plated Hex Shank Drill Bits Screw Thread Metric Tap Screw Machine Compound Hand Tools PKNVKZIDK. Thank you for purchasing, and I wish you all the best! Titanium Plated Hex Shank:The titanium-plated hex shank ensures a secure grip and reduces wear, enhancing drilling efficiency. Versatile Metric Tap Sizes:Available in M3 to M10, these taps cater to a wide range of screw sizes, making them a versatile tool. Upolstery Tools 9 16 Tap Drill Size High-Speed Steel Material:Crafted from HSS, these drill bits offer long-lasting performance in metal drilling tasks. Spiral Flute Design:The spiral flute design facilitates smooth chip removal, improving the tapping process's efficiency. Multiple Quantity Options:Choose from 2pcs, 6pcs, or a complete set with a box, tailoring to your specific drilling needs. Farbe:One Color