Crinkle, Cup, Nylon Washers, Full Washers, Form A
Fibre, Steel, 301 Stainless Steel, TPE, Brass
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
5.36 mm, 2.25 mm, 21 mm, 4.36 mm, 6.5 mm
3.5 mm, 0.28 mm, 3 mm, 1.6 mm, 2.2 mm
M6, M3 (Form A), M5 (Form A), M2, M5
ASTM F436, DIN 6797A, BS 4320B, DIN 6797J, DIN 7980