SERRATED LOCK SHAKEPROOF WASHERS INTERNAL AND EXTERNAL TEETH DIN 6798DD ZINC
SERRATED LOCK SHAKE-PROOF WASHERS INTERNAL AND EXTERNAL TO FIT M4, M5, M6, M8, M10. DIN 6798 DD. Shake-proof Lock Washers Internal And External Teeth. High quality washers made of Zinc plated spring steel and toDIN 6798 DD standards.