uptodatetools 12PCS HSS Drill Bit Set Stainless Steel Metal Alloy Cutter 14-50mm

Features: 1. Cutting holes from 15mm/0.59in to 3mm/2.1in 2. Made of HSS high-speed steel, extremely sharp, durable, impact resistance and wear resistance. 3.Hardness 59-60HRC, drill about 7/9" depth for the wood, and 1/5" for the stainless steel. 4.Each HSS hole saw is individually packaged in a plastic box. 5.Cut holes in stainless steel, mild steel, iron, aluminum plate, alloy plate, plastic sheet, copper and brass. Specifications: Product name: 12Pack Metal Hole Saw Kit Material: HSS High Seep Steel Hardness: 59-60HRC Drilling Depth: 7/9" depth for the wood and 1/5" for the stainless steel Diameter of Shank: 10mm/3.93'' Package list: 1 × 14mm/0.59in hole saw 1 × 16mm/0.63in hole saw 1 × 18mm/0.71in hole saw 1 × 20mm/0.79in hole saw 1 × 22mm/0.87in hole saw 1 × 25mm/0.98in hole saw 1 × 28mm/1.1in hole saw 1 × 30mm/1.2in hole saw 1 ×32mm/1.4in hole saw 1 ×35mm/1.4in hole saw 1 × 38mm/1.6in hole saw 1 × 50mm/2.0in hole saw