DETAILED NOTES ON WHAT IS A LEAD SCREW

Hex heads are employed on heavier duty programs in addition to purposes exactly where it may be hard to make use of a screwdriver. Square Push– Made to allow for screw cam out: screwdriver slips away from screw head if excess torque is usedOffers a flush, seamless surface area, or somewhat down below the surface area with a slotted screw head. Fl