Black & Decker DEWALT 8Mm.Spir.Csi 62Mm(2-1/2) 1Wshr

Spiral CSI drive pins are designed for permanently fastening a fixture to concrete, some types of masonry and A36 or A572 structural steel. The pins are manufactured with an 8 mm head and 0.157 in diameter shank in various lengths. A spiral knurled shank design provides consistent optimized performance in steel base materials. A 8 mm plastic washer is mounted over the point to retain the drive pin in the fastener guide of the tool providing centered guidance during the driving operation.