Product Descrptions

【HIGH QUALITY MATERIAL】-- Our lock nuts are made of 304 stainless steel, which have high hardness and won’t be deformed. This locknuts kit is one of the few in the market with better quality and more quantity making it a cost-efficient choice.
【PRACTICAL & DURABLE】-- Our locknuts are designed with nylon insert making it capable enough to replace common lock washers and hold bolts more firmly, which are highly ideal fasteners for professional users and DIYers.
【PACKAGE INCLUDES】-- Total 175 pieces nylon insert lock nuts are packed in a sturdy plastic box, which allows you organize the lock nuts according to size neatly and conveniently. Besides, it can be also used as a convenient box to store other items on the go job sites.
【VARIOUS SIZES METRIC NUTS】-- There are 7 standard sizes including M3 M4 M5 M6 M8 M10 M12 for your multi-purpose use, almost covering all of your demands.

STANDARD HEXAGON

Standard outside hexagonal. uniform force. not easy to slip in the process of rotation.

DEEP THREAD

The thread is deep.the thread is clear. the force is even. and the tightening force is good.