TYPES OF SCREW HEADS SECRETS

it is a variation with the counter sunk screw head, although the underneath surface of The top is curved, like a bugle. This lowers damage to plasterboard lowering tearing of the paper, so is often uncovered on drywall screws the large benefit is that it's going to help you save you time as there is no need to drill a pilot hole and they're allege

Cheese Head. A cheese head has cylindrical sides more info with a flat disc best (just like a wheel of cheese) and a flat bearing area. the additional vast style of such screws ensures that the holding stress is beautifully distributed, which helps prevent any crushing of slender elements. The passivated truss screws are black in color with supple