Our patented freewheeling release enables you to disengage the gearing, paying out the blade without a whirling handle. Count on Keson Fiberglass Tapes for the strength and accuracy you expect on your job. 1/2" Wide, top-quality, nonconducting fiberglass tape blade won't shrink or deteriorate. Easy-to-read permanently bonded graduations. Folding end hook. The cross-arm open reel has a folding rewind handle and a "stake point." Designed to withstand more wear and tear than any other kind of measuring tape! Given the roughest treatment possible... trampled underfoot, beset by mud, dust or rock abrasion, Keson fiberglass tapes go on abuse with little or no deterioration to their tough coating.