HOHXEN High Speed Steel HSS Drill Bit Hole Saw Stainless Steel Alloy Metal Alloy Milling Cutters Drill Bit 42mm with Wrenches

Specification: Material: HSS high speed steel M35 Cobalt Outside Diameter: 42mm Length:65mm/2.55''(Approx) Diameter of Shank:9mm/0.35'' Length of Shank: 25mm/9.84'' Features: Hard lengthened alloy stainless steel hole saws set, high hardness,wear resistance, stable quality. Drilling Larger Diameter Holes Through Desks, Home Wood, Aluminum Plate, Alloy Plate, Plastic Sheet, Stainless Steel, Mild Steel, Iron, Copper and Brass etc. Split tip pilot drill prevents damage by gradually guiding cutter to material; no walking. High speed steel teeth for fast cutting of clean, round holes. Through a special heat treatment, sharp edge, high strength.Over drill flange built in to prevent penetration beyond the sheet metal. Perfect for Installing Locks, Knobs in Doors and Cabinets.Specially used on metal and steel plate, give fast and easy cutting. They are good tools for you to make fantastic works. Note: Use in Slow Speed & Minimum Pressure. Use Lubrication / Water to Cool Down the Hole Saw During Use. Keep the Hole Saw Bit Stable While Drilling. Do Not Try to Touch the Hole Saw While Working or After Using Even It is just Warm. Package Included: 1 x 42mm hole saw