1.Cast Iron Bolt Description 
1) Metric and ANSI round head oval neck bolt (fish bolt) with mechanical property of Grade 8.8 and 9.8.
2) Bolt used on guardrail panel of expressway with mechanical property of Grade 4.8 and 8.8.
3)Elevator guide rail bolt and big hexagon bolt for steel structure, shearing bolt with mechanical property of Grade 8.8, 10.9 and 12.9.
4) Stainless steel internal and external hexagon bolt products: A2-70, A4-80. Material: 304, 316, 316L.
5)International internal and external hexagon bolt with the mechanical property of Grade 4.8, 8.8, 10.9 and ANSI Grade 2, 5 and 8.
2.Main Features of the Ductile Iron Bolt:
1. Factory Directly
2. Best Quality & Service
3. Free Sample
4. Punctual Delivery
5. Customized

DIN933 DIN931 Hex Bolt
material: carbon steel, stainless steel, alloy steels
size: M6-M36
head: hex head, socket head, cheese head
grade: 4.8/5.8/6.8/8.8/9.8/10.9/12.9
3.Bolt Images:
 

4.Bolt Specifications:
PRODUCT DETAILS
Service: Your inquiry will bereplied within 12 hours.
Product name: Directly From Factory Lifting Eye Bolt Din580 Eye Bolt
Material: Carton steel (Alloy Steel,Stainless steel304/316).
Grade: None
Stock: There are emergency stocks for regular sizes.
Sample: The sample is free,the freight should on your account before
your first order.
Packing method: PP bag+pallet(Catton+pallet).
5.FAQ:
Q1:Can you provide samples for free?
A:We offer samples all free to our customers, only need customers to pay the freight. And the freight fee will send back when first order confirmed.
Q2:What’s your delivery time?
A:Our delivery time is 30~45 Days after order confirmed regarding to Volume.