Draper Expert 41068 17mm HSS Bi-Metal Holesaw Blade

These high-speed variable pitch bi-metal hole saws are designed for precise cutting of round holes in metals, plastics, and wood up to 35mm (1.3/8”) deep. They feature a hardened M3 steel cutting edge welded to a tough alloy steel bi-metal body, offering heavy-duty performance with resistance to shattering. The hole saw includes four side slots for slug removal and a female threaded spindle for attachment, and it is compatible with standard 9.5mm (3/8”) arbors (requiring a hole saw arbor for assembly). Suitable for use with power drills, these tools are intended for efficient cutting across a range of materials including wood, steel, brass, bronze, cast iron, aluminium, and plastic. A typical size noted is 17mm, and construction emphasizes fast, clean, heavy-duty cutting action.

Features

• Bi-metal construction for durability
• Maximum cutting depth: 35mm
• Four side slug-removal slots
• Hardened M3 cutting edge welded to alloy steel
• Female threaded spindle for attachment

Technical details

Compatible with standard 9.5mm (3/8”) arbors (requires a hole saw arbor for assembly). Suitable for use with power drills. Material range includes wood, steel, brass, bronze, cast iron, aluminium, and plastic. Included or noted size is 17mm; color is blue.

Use the appropriate drill speed for the material, apply a lubricant to extend tool life when cutting metal, and ensure proper alignment and steady operation.