干壁釘-細(xì)牙

Item: Drywall Screws<br> Thread ? (mm): 3.5/3.9/4.2/4.8<br> Driver Bit Size: PH2<br> Finish: Black Phosphate/ Gray Phosphate / Galvanized White or Yellow/ Nickle / Dacromet （Yellow Zinc/ White Zinc/Ruspert)<br> Recess Type: Phillips<br> Drywall Screws Head Type: Bugle Head<br> Thread Type：Coarse Thread /Fine Thread

生態(tài)板釘

ITEM:Chipboard Screws<br> Size (mm) 3.0 x 12--6x 70mm<br> Driver Bit Size:PZ1/PH2<br> Thread ? (mm) 3 <br> Finish: Zinc plated white & Yellow<br> Recess Type: Pozi/ Phillips<br> Head Type: Double Countersunk/Countersunk MDF/CSK<br> Thread Type: Single Coarse 40°<br> Point Type: 25° Sharp point<br> Material: Carbon Steel C1022A

六角頭鉆尾

Hex Washer Head Self Drilling Screw<br> Applications<br> . For light/medium/heavy duty purpose<br> . Stitch roof deck and wall panel sidelaps<br> . Residential steel frame construction<br> Brick ties to steel framing<br> Features<br> . Unique point to thread design extrudes the metal preventing stripout<br> . Non-walking point provides fast material engagement<br> . Point to thread design maximizes pullout performace and minimizes backout