[Versatile Key Selection]Includes 140pcs key assortment in various sizes for diverse applications including flywheel and pulley systems.
[Durable Stainless Steel]Crafted from stainless steel, ensuring long-lasting performance for mechanical fastening needs.
[Easy Organization]Comes in a convenient box for easy storage and organization, keeping your workspace tidy.
[Multiple Sizes]Key sizes range from 3x3x8mm to 6x6x30mm, suitable for various machinery and equipment.
[Ideal ]Perfect for mechanics, engineers, and DIY enthusiasts working with shaft keys and fasteners.

Description:
This round ended key set is made of A3 carbon steel, rust-proof, wear-, accurate, and smooth. The plastic box makes it easy to recognize and storage your parallel keys. It is suitable for fastening many different equipments.
Features:
Combine a mix size of 8mm, 10mm, 12mm, 16mm, 20mm, 25mm, 30mm, satisfy your different needs.
Rust-proof, wear-, and high expanding ability. 140pcs are enough for multiple choices.
Equipped with a plastic box, you can classify these keys in an organized manner, more convenient to carry and take out.
Accurate process, smooth surface, without blur.
Mainly used to fasten the equipments disassembled frequently.
Specification:
Material: A3 Carbon Steel
Weight: 400g
Contents:
3*3*8mm 10PCS
3*3*10mm 10PCS
3*3*12mm 10PCS
3*3*16mm 10PCS
4*4*10mm 10PCS
4*4*12mm 10PCS
4*4*16mm 10PCS
4*4*20mm 10PCS
5*5*12mm 10PCS
5*5*16mm 10PCS
5*5*20mm 10PCS
5*5*25mm 10PCS
6*6*16mm 5PCS
6*6*20mm 5PCS
6*6*25mm 5PCS
6*6*30mm 5PCS
Package List:
1 x Box of Round Ended Key(included 140pcs)