Factory Cheap Hot Self-Tapping Bolts - Roofing Bolt with Square Nut – Zonolezer Detail:
Standard: French standard nfe25129, OEM, customized
Grade: A307 GRA or 4.8
Material: carbon steel.
Sizes: From 1/4″ to 3/8″, from 6mm to 10mm.
Surface: Most Galvanized
Packing: carton with plywood pallet
Supply Ability: 100 tons per month
Roof bolts are also known as large flat head eleven slot machine screws. Because the head is shaped like a roof, it is also called a roof bolt. The standard used is generally the French standard nfe25129, which is mainly used in the wood structure and building decoration industries. Usually used with hex nuts and square nuts.
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We stick to our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We aim to create more value for our customers with our rich resources, advanced machinery, experienced workers and excellent services for Factory Cheap Hot Self-Tapping Bolts - Roofing Bolt with Square Nut – Zonolezer, The product will supply to all over the world, such as: Myanmar, Portland, Bulgaria, Our Company has qualified engineers and technical staff to answer your questions about maintenance problems, some common failure. Our product quality assurance, price concessions, any questions about the items, Be sure to feel free to contact us.
By Donna from Cannes - 2018.06.30 17:29
Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!
By Gail from Algeria - 2018.06.30 17:29
