PRODUCT OVERVIEW Diablo introduces the first carbide-tipped hole saws on the market to cut both wood and metal (wood, nail-embedded wood, plastic, aluminum, metal, cast iron, stainless steel and metal). Delivering 50X longer cutting life than bi-metal, these new carbide-tipped hole saws offer faster cutting performance and increased productivity. Descripción español: SIERRA PERFORADORA DE CARBURO DE USO GENERAL 2,54 CM 25 MM Product Details Applicable Materials:Aluminum Cast Iron Metal Nail-Embedded Wood Plastic Stainless Steel Arbor Size:3/8 in Cutting Depth:2-3/8 in Cutting Edge Material:Carbide Diameter:1 in Includes:Mandrel Pilot Bit 5/8 in Threaded Adaptor (Fits 1-1/4 to 6 in Dia) and 1/2 in Threaded Adaptor (Fits 9/16 to 3-1/16 in Dia) Length:4.84 in Pilot Drill Size:1/4 in Dia x 3-1/2 in L Shank Size:3/8 in Shank Type:Mandrel Tooth Type:Variable Pitch Type:High Performance Features Tool-free plug ejection for fast material removal 50X longer cutting life 2-3/8 in cutting depth for 40% deeper holes in one pass and increased productivity One-size fits all mandrel fits all Diablo hole saws