Dog tooth washers are designed to provide no movement fastening with timber. These washers can be used for bolts up to 22mm are double sided and have a BZP finish.
Mudguard Washers are large diameter washers designed to increase surface area and reduce pressure on thin or pressure sensitive materials. BZP finish available in 2 sizes.
The Spax T-Star Washer Head Screw 6 x 200mm Pack of 50 is stainless steel for maximum corrosion resistance. The washer-head design eliminates any possibility of head pull through with increased pull down capacity.