Carriage Bolt; cup square hex, 23mm mushroom head, BZP finish (Bright Zinc Plate). Designed for bolting through timber.
Square hex refers to the square section attached to the mushroom head, this sinks into timber and stops the bolt from spinning when the nut is tightened.
Supplied with one standard hex nut, washers sold separately.
Hex head coach screw, for heavy-duty applications. Suitable for fixing into timber, can fix into brickwork and masonry with an M10 plug. M10 washers sold separately.
- Length excludes 7mm bolt head - 85mm screw thread, 15mm unthreaded - Bright Zinc Plated finish (BZP) - Pre-drill timber with 6 - 8mm pilot hole - Hex Head fits a 17mm Spanner
A self tapping bolt suitable for concrete, stone, brick, marble, wood and block (solid or hollow). Safe anchorage achieved without the need of high tightening forces. Can be removed and re-fixed into the same hole, providing the thread is correctly aligned. No expansion forces enables close to the edge fixing.
Drill Bit Dia. - 10mm Anchor Length - 100mm Washer Size - 12mm (M12) Min Hole Depth - 70mm Min Over Drill Depth - 20mm Min. Embed Depth - 50mm Max. Fixture Thickness - 50mm Drill Bit Dia. for clearance - 12mm (to prevent binding when tightening bolt) Head Type - Hex Head, 17mm (Across Flats) Driver Type - Impact driver, socket, spanner Max Tightening Torque - 60Nm