The standard slotted head is finest utilised using a flat screwdriver, while the cross-formed indention is ideal suited to some Phillips screwdriver. A Robertson screw has a sq.-shaped indention and demands a matching driver head. The length of these screws differs, but most drywall screws have flat heads that are https://gregorydcazv.oblogation.com/28187508/wood-screws-things-to-know-before-you-buy