Overview Reviews Product Description Spaenaur Master Catalog Product Videos Custom Field Package quantity 100 Product Reviews Write a Review Write a Review × Spaenaur Internal Overlap Tooth Lockwasher M4 Carbon Steel Heat Treated Yellow Zinc Plated Din 6798J/St-Yz M4 672-070YZ Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *