| Size | M3-M48 or non-standard as request&design |
| Finish | Plain, black oxide , Zinc Electroplating,Hot Dip Galvanizing,Copper plating, Nickel plating,Zinc impregnation,ETC. |
| Material | Carbon steel、Stainless steel |
| Grade | 4，8，10，12 |
| Standard | GB, DIN, ISO, ANSI/ASTM, BS, JIS,ETC. |
| Non-standards | OEM is available, according to drawing or samples. |
| Samples | Samples are free. |
| Package | Wooden boxes, pallet, cartons, plastic bags, nylon bags. |
Material: 65Mn Black
Specification: M30
Size: inner diameter 31.6mm, outer diameter 45mm thickness 0.8mm free height 2.5mm
Widely used in a variety of anti-slip, shock-absorbing equipment gaskets.
Packing: 65Mn with teeth washers DIN9250 non-slip gasket double-sided teeth locking flat gasket M30
Type S, Type VS safety lock washer,
Ribbed / knurled double face, Conical lock washer
Strength: HRC44~52
Finish: Plain, black oxide coating, phosphating...
Standard: DIN 9250
Size: M3 - M36
Packing: by carton;
MOQ: 5000Pcs;
