Standard Meets DIN6923; Diameter of the washer : 21.8mm (max); Height of the : 10mm (max)
Made of 304 stainless steel 18-8 (no coating outside) which is to regular steel and any zinc plated fasteners, provides good strength and resistance in bad environments.
Serrations help grip the material surface for easy installation and provide mild vibration resistance.
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Safety & compliance
Seller info
•Business name: bao tou shi heng jian lao wu fu wu you xian gong si
•Business address: No. 47, District 2, Gucheng Village, Machi Town, Baotou, Inner Mongolia, China