Bahco BAH963118 Long Flat Wood Bit – 18mm x 400mm Spade Drill Bit | 9631-18-400

Bahco 9631-18-400 Long Series Flat Wood Bit (Spade Drill Bit), 18mm x 400mm

Bahco 9631-18-400 flat wood bit is an extra-long spade drill bit designed for fast, accurate drilling of deep holes in timber. The 400mm length helps you reach through joists, studs and other awkward areas where a standard flat bit can’t get access.

Built from high-carbon steel and heat treated for durability, this 18mm wood spade bit features a precision-ground tip for controlled starts and clean positioning. The 9631-18-400 is a practical choice for site work and workshop tasks where deep, consistent bores are required.

Key Features

• Extra-long 400mm reach: Helps drill deep holes and access hard-to-reach areas in timber and framing.
• Positive cutting angle: Designed for fast drilling performance compared with conventional flat bits.
• Precision-ground tip: Supports accurate starts and reliable centring for clean hole placement.
• Winged shoulders: Aids cleaner cutting and efficient waste removal for smoother results.
• High-carbon steel construction: Heat-treated all over for durability in demanding site use.
• 1/4" hex shank: Fits standard drill chucks and quick-change holders for secure drive.

Specifications at a glance

Suitable applications

• Deep drilling in timber such as joists, studs and framework.
• First-fix tasks including cable and pipe clearance holes where extended reach is beneficial.
• General woodworking where rapid material removal and clean starts are required.