●Product name: hex bolts DIN960 ●Standard: DIN standard ● Finish: Black oxide,Zinc plated,hdg ● Dimension: from M10 to M36 ● Length: 20mm-300mm ● Material: 40Cr,35CrMo ● Grade: 10.9 ● Packing: Cartons+plastic Bag ● Delivery time: 30-60 days   The hardness after heat treatment is about HRC33-38. The yield ratio of bolt material is 0.9 The nominal tensile strength of bolt material reaches 1000MPa. The nominal yield strength of bolt material reaches 1000 × 0.9=900MPa FAQ of Cooperation 1. Are you a hex head bolt manufacturer? Yes, we are a bolt factory, manufacturer and supplier of hexagonal bolts. We mainly produce hex bolts, hex head flange bolts, Hexagon Socket Head Cap Screws, stud bolts, hex nuts, etc. 2. How long is your delivery time for hex head bolts? It takes 7-10 days for stock products. For bulk order, it will be in 30-60 days according to the order quantity. 3. Can we have samples for hex bolt? Yes, free samples are available. 4. can we use our own head mark or customize package for hex bolt fine pitch thread? Yes, as a hex bolt manufacturer, we can customize the header and packaging. Please send a request when ordering. 5. How can we make an order for hex head bolt fine thread DIN960? Just inquiry on our page or send an email or whatsapp 008615257861940.