12pcs 15mm-50mm Metal Hole Saw Cutter Alloy Drill Bit Set for Wood Plastic Materials Metal Cutting

Features: Split tip drill prevents damage by gradually guiding cutter to material, no walking. For fast and easy cutting of clean, round holes. When cutting Chilled materials, cutting edge should be filling cooling liquid. Chip removal, with excellent performance, sharp edge, wear-resistant. Can be clamped on hand drill and bench drill, can be used for thick steel plates, cast iron, stainless steel, non-standard angle iron and other metal open hole. Suitable thickness: 2-5mm stainless steel plate, within 15mm metal plate Good for: aluminum, steel, wood, plastic materials, gypsum board, stainless steel, etc. Specification: Material: hard alloy Diameter: 15mm - 50mm (15,16,18,20,21,22,25,26,28,30,35,50) Shank Diameter: 9.35mm Length: 70mm Package Included: 12 x Hole Saw Cutters