Lag Bolts [Coach Bolt]
Lag Bolts/Lag Screws
Known as lag bolts or lag screws or coach screws, these are among the toughest fasteners used in the industry. These extremely sturdy fasteners are usually used to connect heavy lumber or other heavy materials that bearing intensive loads. Their distinctive feature is their huge size with their starting size being approx. 20mm long and about 6mm thick. Lag screws have sharp lead thread points and are usually hex head.
Specifications:
Materials: Mild Steel and Stainless SteelDIN 571
Size Range: 5mm to 12mm diameters and 20mm to 150mm length
Typical Uses: Fixing clamps, plates to flooring, walls etc. Fixing Dish Antennas, road humps, outdoor play equipment, etc.
USAGE NOTES
Pilot hole – it is good practice to make trials to establish the optimum hole diameter in wood so that the body does not split while tightening.
Using a washer is recommended when fixing on wood or other softer materials.