SPAX Countersinking Tool for 4.0mm to 5.5mm Screws is a professional adjustable countersinking drill tool designed for use with SPAX 4.5mm and 5.0mm (10G) decking screws. It prevents timber splitting and ensures a consistent, perfect countersink depth every time.

Key Benefits

• Prevents timber splitting — pre-countersinking before driving the screw eliminates surface splitting in hardwood decking boards.
• Adjustable drill depth and countersinking depth — dial in the exact depth to match your decking board thickness and achieve the perfect screw drive depth every time.
• Suits SPAX 4.5mm and 5.0mm screws — compatible with the full SPAX 10G (A2 304) decking screw range.
• Consistent results — eliminates guesswork and ensures every screw sits at the same depth across the entire deck.

Ideal Applications

Essential for hardwood decking installation using SPAX 5.0mm (10G) A2 304 stainless decking screws. Recommended for dense hardwoods including merbau, spotted gum, ironbark, and blackbutt, and for any decking project where a consistent, professional countersink finish is required.

Specifications

• Compatible Screws: SPAX 4.0mm to 5.5mm (suits 4.5mm and 5.0mm)
• Adjustable: Drill depth and countersinking depth
• SKU: 5001000351005

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