Description ManUp Key -Tips These ManUp Tips fit the ManUp Bar. The ManUp tips allow you to adapt to the situation at hand – . 30mm Flat Tip – To fit manhole covers with a keyhole size of 30mm 20mm Flat Tip – To fit manhole covers with a keyhole size of 20mm 10mm Hooked Tip – For use with manhole covers that require a hooked key 8mm Hooked Tip – For use with manhole covers that require a hooked key 12mm Threaded Tip – To fit manhole covers with a 12mm threaded keyhole 10mm Threaded Tip – To fit manhole covers with a 10mm threaded keyhole