4.33 inch Hole Saw, LAIWEI 110mm Cutter, with A2 Heavy Duty Mandrel, 4341drill bit for Drilling Wood, Sheet Metal, Aluminum Profiles, Drywall, PVC and Other Materials (4 5/16 110mm)

[A2 heavy duty arbor] LAIWEI 4.33 inch hole saw (4-5/16" 110mm hole cutter) with A2 heavy duty arbor. The fits most bimetal hole saws: 60 mm to 360 mm. Locking pin design: The pin locks the saw in place and prevents over-tightening and slipping. Eliminates problems with hole saw thread failures and drill bits slipping and not working. 【Hole Saw Material】 LAIWEI drill bit is made of high-quality high-speed steel, which has excellent sharpness, corrosion resistance, wear resistance and durability. The tool holder is made of high-quality M42 steel, and the 4341 drill is quenched, which has excellent machinability and toughness. 【Features】The LAIWEI electric drill tool, high-quality high-speed steel (M42) and ductile spring steel are welded by electron beam to achieve high cutting performance. By applying the combined pitch, vibration during drilling can be suppressed, enabling high-precision machining. [Application] LAIWEI electric drill tool is suitable for drilling gypsum board, plastic, wood, plywood, , thin aluminum plate, etc. For plumbing, electrical and all kinds of drilling projects, from professional workplace DIY to home improvemen. [Compatible Models] Electric drill and cordless drill. If precision is required, use a drill press or drill stand to drill holes. [Note] The hole saw starts cutting at low speed. Make sure it is used perpendicular to the element. Don't let the drill bit off-center. Wear protective equipment such as goggles and gloves when using.