Elevator Bolts( Cold Forged) Thread precision:6g. Steel-above 3.8(ISO grade). Surface oxygenizedzinc plated. Suitable for elevating light bulk material with low elevator velocity. Recommend fit plastic bucket. An economical choice.
Note:Carton size is 420mm*330mm*200mm Fang Bolts Thread precision:6g. Steel - above 5.8~6.8 (ISO grade). Surface oxygenized. Suitable for elevating bulk material with high gravity weight with high velocity. To fit plastic elevator bucketsteel bucket, especially suitable for fitting bucket with big capacity. Bear big impact strength in the running.