NOT KNOWN DETAILS ABOUT TYPES OF SCREW HEAD DRIVES

You'll find over 10 screwdriver slot configurations. DIYers only require to bother with 5, since the relaxation are for specialty trades.The Lox recess screw head is often a structure of four overlapping squares which are recessed into your screw head. You can find twelve Get in touch with points, which permits amplified torque and minimizes the ri