Description Internal tooth lock washers have teeth on the inner dimension of the washer and the outside of the washer is smooth. They are made for fasteners who have a smaller head. When the head is fastened into the hole, the internal teeth will help grab the surface. Features: Vibration resistant joint The twisted shape also creates constant flex, actually driving the washer further into the joint material during vibration Provides greater resistance to loosening and creates a stronger, more dependable joint Resisting against the force of the washer being compressed Internal tooth lock washers – quick reference Code Size Specs Qty WLM04TIM03 M3 x 6.0 x 0.4mm SS 304 500 WLM04TIM04 M4 x 8.0 x 0.5mm SS 304 500 WLM04TIM05 M5 x 10.0 x 0.6mm SS 304 200 WLM04TIM06 M6 x 11.0 x 0.7mm SS 304 200 WLM04TIM08 M8 x 15.0 x 0.8mm SS 304 200 WLM04TIM10 M10 x 18.0 x 0.9mm SS 304 200 WLM04TIM12 M12 x 20.5 x 1.0mm SS 304 100 WLM04TIM16 M16 x 26.0 x 1.2mm SS 304 100 WLM04TIM20 M20 x 33.0 x 1.4mm SS 304 100 WLM04TIM22 M22 x 36.0 x 1.5mm SS 304 100 WLMSZTIM03 M3 x 7.4 x 0.5mm Zinc 1000 WLMSZTIM04 M4 x 8.75 x 0.6mm Zinc 1000 WLMSZTIM05 M5 x 10.5 x 0.7mm Zinc 1000 WLMSZTIM06 M6 x 13.0 x 0.7mm Zinc 1000 WLMSZTIM08 M8 x 15.5 x 0.9mm Zinc 1000 WLMSZTIM10 M10 x 17.6 x 1.0mm Zinc 1000 WLMSZTIM12 M12 x 20.3 x 1.0mm Zinc 1000 WLMSZTIM16 M16 x 27.2 x 1.3mm Zinc 500 WLMSZTIM20 M20 x 32.0 x 1.4mm Zinc 500
