... , ratchet tie down Chain block, Lever block, Trolley and Electric hoist:Used in workshop or industry for lifting or movingTesting load capacity ... : 0.5-25MTBlock chains are manufactured according to the ISO, DIN, JIS, and ASTM standards;meets grade 80Ratchet tie down ... -25, and JS-32 Chain Block, Lever Block, Ratchet Tie Down