Combination Drill and Tap Bit Set with Quick-Change Adapter of 13Pcs, 6 SAE Sizes: 6-32NC to 1/4-20NC, 6 Metric Sizes: M3 to M10,Suitable for Drilling Tapping Threading Countersinking
[High-Quality Materials]: This metric tap set is made of high-quality hardened alloy steel, improving product hardness, wear-resistance, and increasing product service life, durable and superior strength.
[Excellent Performance]: Suitable for re-threading fasteners and fastener holes, cutting or updating internal and external threads. Fully ground & high-precision tap is sharp for tapping and chip removing operation, running smoothly and efficiently.
[Versatility]: Tapered Teeth Design starts threading more easily and smoothly, and prevents over-threading. Suit for creating new threads or repairing damaged threads on metals like carbon steel, cast iron, aluminum and stainless steel.
[Common Sizes in Metric]: 17 Dies & Taps: M3-M12; NPT Dies & Taps: 1/8-27; (1)Screw Pitch Gauge (1) SCREWDRIVER (1) "T" HANDLE TAP WRENCH (1) Tap wrench (1)Die Wrench Handle (1) Die Winch
[Portable Case]: Each tap and dies set is equipped with a plastic toolbox which is engraved with corresponding scales. And it's convenient to store them in the case to prevent dust.