Description:

Product Name : Self Drilling Screw;Material : 410 Stainless Steel;Thread Diameter (d) : 4.2mm / 0.17". Thread Length (L1) : 13mm / 1/2";Flange Diameter (dc) : 8mm/ 5/16";Hex Wrench Length (k) : 2.5mm/ 0.1". Head Thickness (k1) : 4mm/ 0.16";Flange Thickness (c) : 0.8mm/ 0.03";Width Across Flat (s) : 6mm/ 1/4". Width Across Corner (e) : 7mm/ 0.28";Total Length : 17mm/ 0.7";Head Type : Hex Flange Head. Color : Silver Tone;Weight : 32g;Package Content : 20 x Self Drilling Screws.