4-12/20/32mm HSS Steel Large Step Cone Titanium Coated Metal Drill Bit Cut Tool Set Hole Cutter (1Pcs Gold)

Material: HSS steel Color: Golden Surface treatment : Titanium plating 4-12mm Length: Approx. 6.7cm/ 2.64in 4-20mm Length: Approx. 7.4cm/ 2.91in 4-32mm Length: Approx. 10.2cm/ 4.02in The 3 Cutters Come in the Following Sizes: 4-32mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 2mm) 4-20mm : 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 14mm, 16mm, 18mm, 20mm 4-12mm (4mm, 6mm, 8mm, 10mm, 2mm) I deal for using to cut holes in a variety of materials Including steel, brass, wood, plastic, etc. 2 fluted edges for faster, smoother cutting. 3 sided shanks prevent slippage when in chuck. Package Includes: 1pcs HSS Drill Bit Set