ANSI/ASME B30.21, “Safety Standard—Manually Lever Operated Hoists.” ANSI/ASME HST—3M, “Performance Standard for Manually Lever Operated Chain Hoists.” |
Rugged, high-impact, all-steel construction weighs less than comparable aluminum models; Compact and lightweight. |
Open design for easy inspection and cleaning without dismantling the unit. |
Forged, heat-treated alloy steel hooks open gradually without fracturing under excessive load; Top and bottom hooks rotate 360 degrees. |
Rubber grip handle for non-slip operation; 15-degree recovery stroke; easy adjustment of the load chain and protection against accidental freewheeling under load. |
Highly durable, split-load double reduction gears; Induction heat-treated and case-hardened; Enclosed to protect from dust and moisture. |
Nickel-plated for corrosion resistance; Grade 100 heat-treated. |
Weston-style load brake with four braking surfaces, two brake pads and two brake pawls for added safety; Totally enclosed brake mechanism protects from dirt and moisture. |