Model:Shaft Flat Head With Hole Cylindrical Pin Material:304 Stainless Steel Product standard:GB/T882 Product Size:''diameter'' * ''Length''/d * L e.g:M3 * 30mm; means diameter=3mm, Length=30mm FAQ: rs and retailers are welcome. For , we offer discount or free express delivery, which can arrive in a short time. If you are a dealer and want to do your own business, we can send the goods to your customers You won't leave any information about us if you like. 2. What should I do if I don't receive my article? Please contact us first, we will track your articles. If you can't receive it, we will give you a full refund or refund you We are an honest salesman, so don't worry. 3. What if there is a problem with the product? Please contact us in time, we will help you solve the problem. Unit:mm Nominal diameter d dk d1 K L-Lh 3 5 1.6 1.5 2 4 6 1.6 1.5 3 5 8 2 2 3 6 10 2 2 4 8 12 3.2 2.5 4 10 15 3.2 3 5 12 16 4 3 5 14 18 4 3 5 16 20 4 3.5 5 18 22 5 3.5 5 20 25 5 4 6 22 28 5 4 6 24 36 6.3 5 6 _x000D_