Features 1、Cobalt‑containing 5% cutting edge has high strength, and cobalt‑containing high‑speed steel can significantly improve the wear resistance and cutting performance of the steel 2、Wide application range, high cost performance and practicality, can process stainless steel and other difficult‑to‑process metals 3、Pat the debris into a spiral shape to discharge the chips upward, which is more suitable for processing into blind holes and viscous material processing 4、Suitable for processing stainless steel, steel plate, copper, SK601, MK80 alloy steel, die steel, iron alloy and other metals 5、Using high‑quality materials, strong and durable, has a long service life Specification Item Type: Spiral Flute Tap Material: High speed steel Color: Gold and Silver Size: Cutter Head Diameter:Approx. 22mm / 0.9in, Blade Length: Approx.40mm / 1.6in Handle Diameter: Approx.12mm / 0.5in, Total Length: Approx.117mm / 4.6in Applicable: Suitable for processing stainless steel, steel plate, copper, SK601, MK80 alloy steel, die steel, iron alloy and other metals Package List 1 x Spiral Flute Tap