663pcs Metric M6 M8 M10 Nylon Locknut and Hex nut Mix, Hex Bolt Washer Assortment Kit by Color Galvanization,Alloy Steel,Grade 8.8 Heavy Duty.Length 12-50mm,16 Common Size.

Widely Application; mechinical movement, vibration, shocking work situation on mechinary and industry automative, Robot parts repairing and replacement; Anti loosening and earthquake resistant environment in the construction industry; Tools, fixtures, and jigs are used in medical, semiconductor, AI hardware and electronic manufacturing.. ETC.
Packaging upgrade with PP Plastic box and foam protection as saving to end customer; Different size of Bolt, Nylon lock and universary Nut and flat washer pack up together for conviences to end user with easy installation experiences and more choosen for different work condition, like as extremly high temperature and heavy duty.
This Hex head bolt, nut and washer Assortment Kit following up with DIN standard and Our fasteners have passed many limit test requirements/quality control before selling out. they can widely use in different industries for fixing, please check the picture, size and self working condition clearly and choose right spec before you purchase it. please feel free to contact with us if you have any queries need our help. we will reply you soon and let your installation feeling more smoothly.