18pcs Bi-metal Hole Saw Kit

18pcs Bi-Metal Hole Saw Set with Carrying Case, M42 General Purpose 3/4" to 2-3/4" Hole Saw Kit for Hard Metal, Stainless Steel, Iron, Aluminium, Alloys, Plastics

• 【Great Hole Cutting】 Premium high speed steel M42 with 8% cobalt GT 4/6 variable tooth configuration to provide clean and fast cutting in various materials. 1-7/8"(48mm) cutting depth. Strong impact wear resistance. Multiple sizes can be cut with this set.
• 【Features】Wide slot design on side walls increases visibility while cutting, and also helps chip evacuation. Turtle back tooth configuration design offers heavy duty cutting. Fleam ground for faster cutting and longer life. Two pilot drills are made of premium high speed steel for precise positioning and rapid drilling for longer service life.
• 【Quality】3/16"(5mm) thickness heavy duty backing plate eliminates need for drive plate. M42 Cobalt bi-metal construction provides 30% faster cutting than conventional saws. 0.05" kerf design prolongs battery life when used on cordless tools.
• 【Wide Application】 HIGHFIRE hole saw set is great for tasks of cutting multiple hole sizes from small to large in desk surfaces, door locks, furniture, LED lights and pipes installation, and is ideal for thin metal, softwood, plywood, plastic plate, plaster and PVC board cutting. Working materials include metal, aluminium, brass, cast iron, plastic and wood.
• 【Package】 18-piece hole saw kit includes 11pcs saw blades including 3/4" (19mm), 7/8" (22mm), 1-1/8" (29mm), 1-3/8" (35mm), 1-1/2" (38mm), 1-3/4" (44mm), 2" (51mm), 2-1/4" (57mm),2-1/2" (64mm),2-11/16" (68mm), 2-3/4" (70mm),1pc small mandrel, 1pc large mandrel with adapter , 2pcs pilot drill bit and 2pcs adaptor.