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MACHINE SCREWS

PHILLIPS PAN HEAD : PAN HEADS ARE SLIGHTLY ROUNDED WITH SHORT VERTICAL SIDES. PHILLIPS DRIVES ARE X SHAPED FOR A PHILLIPS SCREW DRIVER.

SLOTTED FLAT HEAD : FLAT HEADS ARE COUNTERSUNK (CONE SHAPED UNDER THE HEAD) WITH A FLAT TOP. SLOTTED DRIVES ARE SIMPLE SLOTS FOR A FLAT BLADED SCREW DRIVER.

SLOTTED OVAL HEAD : OVAL HEADS ARE COUNTERSUNK (CONE SHAPED UNDER THE HEAD) WITH A ROUNDED TOP. PHILLIPS DRIVES ARE X SHAPED FOR A PHILLIPS SCREW DRIVER.

SLOTTED TRUSS HEAD : TRUSS HEADS ARE WIDE WITH A LOW PROFILE ROUNDED TOP. PHILLIPS DRIVES ARE X SHAPED FOR A PHILLIPS SCREW DRIVER.

SLOTTED ROUND HEAD : ROUND HEADS ARE DOMED AND LOOK LIKE HALF OF A SPHERE. SLOTTED DRIVES ARE SIMPLE SLOTS FOR A FLAT BLADED SCREW DRIVER.

PHILLIPS FLAT HEAD : FLAT HEADS ARE COUNTERSUNK (CONE SHAPED UNDER THE HEAD) WITH A FLAT TOP. PHILLIPS DRIVES ARE X SHAPED FOR A PHILLIPS SCREW DRIVER.

PHILLIPS OVAL HEAD : OVAL HEADS ARE COUNTERSUNK (CONE SHAPED UNDER THE HEAD) WITH A ROUNDED TOP. PHILLIPS DRIVES ARE X SHAPED FOR A PHILLIPS SCREW DRIVER.

PHILLIPS TRUSS HEAD : TRUSS HEADS ARE WIDE WITH A LOW PROFILE ROUNDED TOP. PHILLIPS DRIVES ARE X SHAPED FOR A PHILLIPS SCREW DRIVER.

COMBO TRUSS HEAD : TRUSS HEADS ARE WIDE WITH A LOW PROFILE ROUNDED TOP. COMBINATION DRIVES HAVE BOTH A SLOT AND AN X SHAPED RECESS FOR USE WITH EITHER A FLAT BLADED OR PHILLIPS SCREW DRIVER.

COMBO ROUND HEAD : ROUND HEADS ARE DOMED AND LOOK LIKE HALF OF A SPHERE. COMBINATION DRIVES HAVE BOTH A SLOT AND AN X SHAPED RECESS FOR USE WITH EITHER A FLAT BLADED OR PHILLIPS SCREW DRIVER.

COATINGS

ZINC PLATING : FASTENERS ARE ELECTRO - PLATED WITH ZINC FOR BETTER CORROSION RESISTANCE WITH SHINY SILVER OR GOLDEN APPEARANCE REFERRED TO AS WHITE OR YELLOW ZINC PLATING.