Internal Tooth Lock Washer - 1/4" - Steel - Zinc CR+3 - Pkg of 500 - BBI 240070

INTERNAL TOOTH LOCK WASHERS LOCK INTO BOLT HEAD OR NUT TO PREVENT BACKOFF ROTATION, WHICH WORKS BEST WITH SMALLER HEAD SCREWS, SUCH AS FILLISTER HEADS. HARDWARE IS CONSTRUCTED OF HIGH QUALITY STEEL FOR LONG LASTING DURABILITY.