Key-55 to Unlock HM-30® Hinged Manhole Covers
The KEY-55™ is a reliable tool specifically designed for unlocking HM-30® hinged manhole covers, featuring a durable black-coated finish. This stock item is made from high-strength ductile iron, meeting ASTM A536 standards for superior performance and longevity. Proudly made in the USA, the KEY-55™ delivers dependable functionality for utility professionals.
Contact Bass & Hays or call us today Toll Free 1-800-258-2278 -or- 972-263-1360 DFW Metro to check stock, request drawings or submittals, BABA, AIS or LEED certifications, or place orders.





