Special Features:

Cid a-a-1957 type 1; 0.500 in. Wd; 1.000 in. Lg; unit pkg q type 100; unit pkg type-box; edge type-sawtooth; issue form-cut lgths; corrugation qty-per pc 5

Properties:

A metal item, usually rectangular-shaped, and having either parallel or divergent corrugations; it is designed to be driven into wood joints for the purpose of making them strong and tight. One edge of the fastener is sharpened and may be either plain or cut to resemble saw teeth. The item may be supplied in bulk, ribbonlike form suitable for cutting into standard or special lengths as required.