These are available from 0.5MT- 20MT SWL and come with or without Trolley for horizontal lateral movement. We offer the famous W brand of high quality chain blocks from its stable of Material Handling systems. Available in Alloy Steel Gr80 model, it is well known for its life & smooth operation. Manufactured in accordance with IS3822, these undergo a series of rigorous tests and are finally tested to 50% overload and carry. INDEF' make is a `BAJAJ group company and `WELLWORTH markets the same extensively. The Chain Pulley Block is heavy duty as per IS3822, ISI Marked, tested to 50% overload, with one year warrantee and test certificate.