ChinaSelfDrillingAnchorNuts Product Introduction Self-drilling Anchor nut is used to lock the anchor system. It manufactured from high precision steel with chamfered edges on both ends from high precision steel, and tempered to meet the stringent demands on anchor specifications and the daily operations of underground work. 聽 Product Parameter SizeSW(mm)L(mm)Unit Weight(kg) R2541410.30 R3246450.35 R3246650.45 R3850600.50 R5175701.55 T76100802.80 Steel gradeAs per request Thread directionLeft hand / Right hand Thread standardISO 10208 / ISO 1720 / Other international standards Hardness (HRC)HRC25 鈥?HRC30 聽 Product photo 聽聽聽 Features All nuts are machined and with chamfered edges to suit both domed plates and solid plates. 聽 Certifications 聽 6.Package: In wooden box. 聽聽 Company Exhibition 聽 Factory Company Overview 聽 FAQ Q: What are your terms of delivery? A: We accept a variety of delivery term, including EXW, FOC, CFR, CIF, etc. 聽 Q: What's your payment term? A: We offer different payment terms, including T/T, D/A, D/P, L/C and O/A, etc. Our best payment terms are 120 days after shipping date for our exclusive distributors and some VIP clients. 聽 Q: When can I get the price? A: Our sales team is online 24/7, after received your inquiry, we will make a quotation for you as soon as possible. 聽 Q: Where is your company? A: We are located in Guiyang, Guizhou Provice锛寃hich is located in southwest China. 聽 Q: Where is your loading port? A: All China main port. 聽ChinaSelfDrillingAnchorNuts website:http://www.metanchor.com.cn/self-drilling-anchor-nuts/