10-3/4 Inch Bi-Metal Hole Saw with Arbor, 10.75" HSS Hole Cutter with 1-1/4" Cutting Depth, Large Hole Saw for Wood, Drywall, Plywood, MDF, Plastic and Thin Metal Sheet, 273mm

The JIECHENG 10-3/4 inch bi-metal hole saw set is designed for cutting large, clean openings in wood, drywall, gypsum board, plywood, MDF, plastic board, PVC board and thin metal sheet. Made with durable HSS bi-metal teeth, this 10.75 inch / 273mm hole cutter provides smooth cutting performance, good wear resistance and reliable durability for home renovation, construction, HVAC duct openings, air vents, speaker holes and other large-hole projects. The set includes one 10-3/4 inch hole saw, one heavy-duty arbor with pilot drill bit, one extra replacement pilot drill bit and one hex wrench, making it ready for installation and use. For best results, start drilling at low speed to create a guide groove, keep the drill steady, and increase speed gradually. When cutting thin metal sheet, use low RPM, light pressure and cutting oil to reduce heat and protect the teeth. This hole saw is not suitable for stone, ceramic, tile, marble, granite, quartz, concrete, masonry materials or thick steel plate.

• Premium HSS Bi-Metal Construction: Made from durable HSS bi-metal material with sharp teeth for smoother cutting, better wear resistance and longer service life. This 10-3/4 inch hole saw is designed to cut clean large holes in wood, drywall, plywood, MDF, plastic board and thin metal sheet.
• 10-3/4 Inch Large Hole Cutting: The 10.75 inch / 273mm diameter is ideal for creating large openings where standard hole saws are too small. With about 1-1/4 inch cutting depth, it is suitable for remodeling, construction, HVAC duct openings, air vents, speaker holes and other large-hole projects.
• Works on Common Building Materials: Designed mainly for wood board, drywall, gypsum board, plywood, MDF, plastic, PVC board and thin sheet metal. For best results on metal, use low speed, steady pressure and cutting oil. Not recommended for thick steel plate or heavy-duty metal drilling.
• Complete 4-Piece Hole Saw Kit: Package includes 1 x 10-3/4 inch hole saw, 1 x heavy-duty arbor with pilot drill bit, 1 x extra replacement pilot drill bit and 1 x hex wrench. The included arbor helps provide a stable connection and makes the set ready for installation and cutting work.
• Important Use Tips and Material Limits: Start drilling at low speed to create a guide groove, then increase speed gradually. Keep the drill steady and avoid excessive pressure. Please wear protective gear during use. Not for stone, ceramic, tile, marble, granite, quartz, concrete or other masonry materials.