Masonry screws come in two common head forms: a flat head for countersinking, or a hex washer head to sit on top of the area of the material. With its small drill hole of only 5mm and small environment depth of 25mm, this screw necessitates reduced screw-in torque, permitting for https://laneplzpb.thekatyblog.com/29641365/masonry-screws-for-dummies