Parts work best with large head screws such as round, pan, binding, and washer-head screws
Teeth used for locking & tension
Included variants run from #4 to 1/2" in screw size
Full assortment includes both internal and external variants
Stainless steel finish for best-in-class corrosion resistance.These stainless steel internal toothed lock washers feature a 1/2" screw size.25 pieces per retail package
وصف
Internal tooth lock washers are hardened, circular washers with twisted prongs or "teeth" extending inward from the inside edge. The internal "teeth" are used to prevent nuts and bolts from loosening, or backing out, caused by vibration and/or corrosion. These have a zinc-plated finish.