Feature

●When tightening bolts and thread screws, it can be inserted into the underside of the nut
●(nominal diameter) 0.4 inches (10 mm) (Thickness) 1.4mm (W) 27mm Material: SUS304 No (surface treatment) (Quantity) 2
●In general, square washers have a larger area than round washers, and the force is dispersed and less penetration into the wood
●Reduces depression and damage of bolts to the backing plate and wood
●Avoid using for anything other than the intended purpose. No compensation for damage or injury caused by installation


Description

Use for bolts head to keep the head of the bolt and to stabilize the seat.
(nominal diameter) 0.4 inches (10 mm) (Thickness) 1.4mm (W) 27mm Material: SUS304 No (surface treatment) (Quantity) 2
In general, square washers have a larger area than round washers, and the force is dispersed and less penetration into the wood.
Reduces depression and damage of bolts to the backing plate and wood
Avoid using for anything other than the intended purpose. No compensation for damage or injury caused by installation.