MKC Bi Metal High Speed Carbide Stainless Review

This kit includes : 1”,1-1/4”, Grey hole saw is Carbide tipped teeth Deep cutting ; 3/4,3/4, 7/8,7/8,1-1/8,1-1/8, 1-3/8,1-3/8,1-1/2,1-3/4, 2, 2-1/8,2-1/4,2-1/2”,14pcs White hole saw is M42 Co 8% HSS Teeth Deep cutting; . 1 of 0.43” quick change hex shank arbor, 2 of 0.34” hex shank small mandrel , 6pcs pilot drill bits ,Extra:1 Magnetic bit holder, 8 CrV Screwdriver BITS, 1 PP box can hold hole saw set and a storage box. Ideal for Wood, Plasterboard, PVC, Drywall, Aluminum, Metal, Stainless Steel. Special kit utilizes alignment window and taller bushings to deliver accurate height placement and straight drilling with the hole saw set. The pilot drill bits: , 4 pcs of 3.5" 、4.37” silver drill bits (only for soft metal and wood), 2 pcs of 3.5" black drill bit (for hard metal, etc.), Max cutting depth: White one is 1.9”(48mm), Grey one is 2.38"(60mm). Saw tooth imported from Japan and Bi-metal strip is made by laser welding machine and vacuum heat treatment, providing better hardness, strength, and longer life, Specially designed hole saws with several generation improvements ensure a clean and precious cutting, smooth and efficient cutting experience. The 1”,1-1/4” Carbide Tipped hole saws cuts the wood, plasterboard ,the uselife is longer than standard bi-metal hole saw 30times. Big Slot : removing the plug easily, it’s faster than standard hole saw 3 times . The quick-change mandrel makes the pull out easily, at least 2 times faster than the standard one. This mandrel also can enlarge the hole. 100% Satisfaction Guarantee: We are dedicated to providing every customer with satisfying products and services. If you are not satisfied with our product, we will provide a free return or refund for you.