540pcs SAE 1 /4 inch 5 /16 inch 3 /8 inch 7 /16 inch 1 /2 inch Nylon Locknut Hex Bolt Flat Washer Assortment Kit by Color Galvanization,Alloy Steel,Grade 5.Length 1 /2 inch- 2 inch.23 Common Size for Automative,Fixture,DIY Design.

Features

• Packaging Include; 1/4"-20 x 1/2" to 2" Hex bolt 108pcs,1/4"-20 nylon locknut and large washer each 108pcs; 5/16"-18 x 3/4"to 2"Hex bolt 48pcs,5/16"-18 Nylon locknut and large washer each 48pcs; 3/8"-16 x 3/4" to 2" Hex bolt 48pcs,3/8"-16 Nylon locknut and large washer each 48pcs; 7/16"-14 x 1"to 2" Hex bolt 20pcs,7/16"-14 Nylon locknut and large washer each 20pcs;1/2"-13 x 1" to 2" Hex bolt 10pcs,1/2"-13 Nylon locknut and large washer each 10pcs;Total 540 pcs,180 sets.
• Material: Made of high quality Alloy steel to make Hex head bolts much more strength,durability, and reliability;Nylon Insert Hex Lock Nut have more strong and long lifetime for full course thread clamping force to avoid loose.
• Widely Application; mechinical movement,vibration,shocking work situation on mechinary and industry automative, Robot parts repairing and replacement;loosening and earthquake environment in the construction industry;Tools, fixtures, and jigs are used in medical, semiconductor, AI hardware and electronic manufacturing ...DIY design.
• Packaging upgrade with PP Plastic box and foam protection as saving to end customer; Different size of Bolt, Nut and flat washer pack up together as one unit for conviences to end user with easy installation experiences and more choosen.
• This Hex head bolt,nut and washer Assortment Kit following up with ANSI 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.