12mm x 400mm Irwin 4X Flat Bit

Hex nut with metric thread, for general use with bolts and threaded bar (studding).
BZP (Bright Zinc Plate) finish.

Thread: 12mm - Metric
Depth: 10mm
Spanner Size: 19mm

A large heavy steel washer, for general use with bolts and threaded bar (studding).
BZP (Bright Zinc Plate) finish.

Dimensions: 3mm x 40mm x 40mm
13mm Bolt Hole: To suit M12 thread

Timber carcassing, general purpose building timber.

- Machined from 47 x 175mm, finished size approx. 45 x 170mm
- Smooth regularised finish
- Grade C24
- Good quality, slow-grown softwood
- Pressure-treated green

Our carcassing timber is pressure-treated for extended lifespan and protection against insect and fungal attacks.

Sourced from responsibly managed forests in Europe, the majority of our carcassing is milled in Sweden or Latvia where due to the colder climates the timber is slow grown resulting in a denser, straighter end product.

Carriage Bolt; cup square hex, 30mm 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.

Carriage Bolt; cup square hex, 30mm 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.

Timber carcassing, general purpose building timber.

- Machined from 47 x 175mm, finished size approx. 45 x 170mm
- Smooth regularised finish
- Grade C24
- Good quality, slow-grown softwood
- Pressure-treated green

Our carcassing timber is pressure-treated for extended lifespan and protection against insect and fungal attacks.

Sourced from responsibly managed forests in Europe, the majority of our carcassing is milled in Sweden or Latvia where due to the colder climates the timber is slow grown resulting in a denser, straighter end product.