Customization: | Available |
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Material: | High Strength Steel |
Type: | Hexagon Head |
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Rock Bolt Dia:15,20,25,28,32,36,40,50mm |
Surface:Self Color,HDG, |
Accessory:Domed Nut,Hex Nut,Couplers,Centralizer,Expansion Shell |
Grade:500/630Mpa,830/1030Mpa,930/1080Mpa |