Standard:DIN,ISO,ANSI Screw Type:14g X 100mm Bugle Batten Screw Material:Steel Head Type:Bugle Head Screw Size:14g -6.3 mm Length:75mm ,100mm,125mm,150mm,200mm Head Diameter - Approx:14mm Finish:Galv Class 4,or Class 3 Nibbed:4 ribs under the Head Type 17 Point:for timber Drive Size:Hex socket drive