Draper HSS Bi-Metal Holesaw Blade 177mm 34778

This heavy-duty bi-metal holesaw is designed to cut precise round holes in various materials including wood, steel, brass, bronze, cast iron, aluminum, and plastic. It features a welded alloy steel body with a variable pitch cutting edge made from high-quality steel with an M3 hardened edge for fast, clean cutting. The design includes four side slots for slug removal and a female threaded spindle for attachment to arbors. With a maximum cutting depth of 35 mm (1.3/8 inches) and compatibility with standard arbors, it is suitable for demanding drilling applications requiring durability and accuracy.

Features

• Heavy‑duty bi‑metal design
• Variable pitch teeth for fast cutting
• Four side slots for slug removal
• M3 hardened cutting edge
• Welded alloy steel body

Technical details

• Maximum cutting depth: 35 mm (1.3/8 inches)
• Material: High-quality steel with M3 hardened cutting edge
• Construction: Welded alloy steel body
• Four side slots for slug removal
• Female threaded spindle for attachment
• Compatible with standard 9.5 mm (3/8 inch) arbors; requires a hole saw arbor