Features:

• 2 patented slots to prevent splitting close to edge

• Ribs & tucks to enable flush fitting without surface damage

• High precision
• Slow in the screw shank prevents splitting when working close to the edge of the wood
• Self countersinking - No surface damage
• No pre-drilling is required
• Shatterproof and waterproof bucket - Ideal for on-site use
• Bucket is reuseable
• Yellow zinc