ZOENHOU Bi Metal Cutting Plastic Galvanized Review

TOUGH MATERIAL - Our heavy-duty hole saw is made of HSS M42 and BI metal with high wear resistance, high toughness, and high hardness, which has superior performance and higher cutting strength than other hole saws. SMOOTH AND QUCIK CUTTING - The best cutting performance of bimetallic belts and HSS teeth with non-binding clean edge design can bring perfect cutting results of the bi metal drill bit: easy and fast, smooth and clean cutting. EFFICIENT AND DURABLE - 0.44 inch hex shank arbor with 2 pins protects the saw from slipping. 4 slots on the cutting blade push the arbor out of the circle drilling the saw kit easily. Its extreme durability ensures no teeth breakage for any tough job. ONE SET WORKS IT ALL - This complete HSS hole cutter including 2 pieces 4-inch hole saw, 2 pieces Allen wrench, 2 pieces hex shank arbor(0.44 in), and 4 pieces drill bit(2.8 x 0.24 in) are perfect for any power drill to cut round holes in drywall, wood, plastic, soft plaster, thin slate. 100% RISK-FREE SHOPPING - If you are not satisfied with our 4-Inch 102 mm hole saw, you will get a 30-day warranty and 24/7 customer service after receiving it. Just remember that your satisfaction is our top priority.