HOW TYPES OF SCREW HEAD DRIVES CAN SAVE YOU TIME, STRESS, AND MONEY.

Hex washer heads are essentially the same as hex head screws. The sole variation is the fact a washer is showcased on the hex washer head.It is usually designated with a “PH” and is available in different dimensions. This functional screw head could be used for nearly any and all purposes.Ltd. A lead screw, However, includes a thread optimized