ITEM NAME:Lot Of 4 Pcs Drills Countersunk Ladders Scale Rod Hexagon Triple-cornered C C7X7 Lot Of 4 Pcs Drills Countersunk Ladders Scale Rod Hexagon Triple-cornered C C7X7 Automatic perforation made of pure brass can be used to mark the drilling position before drilling. High temperature polishing, titanium alloy coating helps reduce friction and heat, prolonging the service life. This four-cone structure is very good and can reach the perfect hole diameter without changing the drill bit. This cone drill is suitable for a variety of materials, openings and holes, including metal, aluminum, wood, plastic and more. It can be used for thin metals, aluminum, aluminum steel, copper, brass, PVC, etc. Gold color Material: HSS + titanium Size: 3-13mm 4-32mm 4-20mm 4-12mm Package Content: 1x 3-13mm drilling pagoda 1x 4-32mm drilling pagoda 1x 4-20mm pagoda drilling 1x 4-12mm pagoda drilling 1x automatic punching in the center
