Size Name:M4-0.8x14mm
1.Thread Size(d): M4, Pitch: 0.7
2.Thread Length(L): 14mm / 0.55"
3. Hexagonal hat width (s): 7mm / 0.28inch
4.Hexagonal hat thickness (k): 3mm / 0.12inch
5.Standard: ISO4017/DIN933
6. Full Thread
7. General tolerance is +/- 0.008 inch

1. What are the components of hexagonal bolts in general use?

Hex bolts are usually with the hexagon nuts with the same specifications, flat washers and spring washers form a complete locking mechanism, they can also be used alone in components with pre-machined threaded holes.

2. What is a fully threaded / half thread hexagon bolt?

The rod of the hex bolts are generally with all threaded or only partly threaded. In actual use, you can generally choose according to the old one you replace, or according to the thickness of the lock to ensure that part of the thread is in the lock hole.
3. Our quality control ranges from the selection of raw materials to cold forging of blanks, tooth rubbing, and full-scale inspection of optics.

4. In the whole manufacturing process, we will divide all dimensions and performance into semi-finished products, finished products and the final three stages.
5. It is widely used in bed frames, iron doors, folding chairs, bicycles, garden equipment, fences, stairs, ships, docks, automobiles, machine tools, DIY projects etc.
6. Stainless steel hex bolts are very suitable for indoor and outdoor use. They have excellent rust resistance in fresh water and salt water applications.
7. Whether it is metal or wood used for lock, we are convinced that our products are the best products on the market because we are very professional.