Rock Bolt Dia:20,25,32,36,40,50mm |
Surface:Self Color,HDG, |
Accessory:Domed Nut,Hex Nut,Couplers,Centralizer,Expansion Shell |
Grade:500/630Mpa,830/1030Mpa,930/1080Mpa |












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Handan Yidao Metal Products Co., Ltd![]() Profile Certified by SGS/BV
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Rock Bolt Dia:20,25,32,36,40,50mm |
Surface:Self Color,HDG, |
Accessory:Domed Nut,Hex Nut,Couplers,Centralizer,Expansion Shell |
Grade:500/630Mpa,830/1030Mpa,930/1080Mpa |
ASTM Grade75 D25 Galvanized Rock Bolt for Mining Permanent Anchor
Handan Yidao Metal Products Co., LtdM32 Spherical Hex Nut for Psb930 High Grade Steel Bar
Handan Yidao Metal Products Co., Ltd718/1.2738/3Cr2MnNiMo Plastic Mould Steel P20+Ni Forged and Rolled Plates
Huangshi Smooth Industry and Trade Co., Ltd