M4 SERRATED LOCK SHAKEPROOF WASHERS INTERNAL AND EXTERNAL TEETH DIN 6798DD ZINC

SERRATED LOCK SHAKE-PROOF WASHERS INTERNAL AND EXTERNAL TO FIT M4. to fit M4 Screws & Bolts. M4 4.3mm 15mm. 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.

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