Screw
Types of Bolt & Screw Heads | Types of Screw Points |
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| PAN HEAD | DIE POINT |
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| FLAT HEAD | DOG OINT |
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| ROUND HEAD | ROLLED POINT |
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| OVAL HEAD | PINCH POINT (ROUNDED) |
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| FILLISTER HEAD | NAIL POINT (PINCHED) |
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| BINDING HEAD (Straight Side) | CUPPED POINT |
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| TRUSS HEAD | ROUND POINT |
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| HOLT HEAD (PANTENTED) | CONE POINT |
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| ONE-WAY HEAD | TYPE A POINT |
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| PHILIPS FINISHING WASHER HEAD | TYPE B POINT |
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| WASHER HEAD | TYPE AB POINT |
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| FLAT AND OVAL HEADS (UNDERCUT) | TYPE C POINT |
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| FLAT HEAT (100 COUNTERSUNK) | TYPE U POINT |
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| SQUARE SHOULDER SCREWS | TYPE F POINT |
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| INDENTED HEXAGON | TYPE FZ POINT |
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| INDENTED HEXAGON WASHER HEAD | TYPE 1 POINT |
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| ACORN HEAD (FULL UNDERCUT) | TYPE 17 POINT |
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| HEAXAGON HEAD(TRIMMED) | TYPE 23 POINT |
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| HEAD STYLES (WELDING SCREWS) | TYPE 25 POINT |
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| Flat Head | SELF-DRILLING |
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| Type "T" (Overlug) | SELF-DRILLING |
BOLTS | ||
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| CARRIAGE | STEP | HEX |
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| SQUARE | STOVE | PLOW |
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| ELEVATOR | TURNED EYEBOLT | FORGED EYEBOLT |
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| HANGER | STUD | TOGGLE |
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| EXPANSION | FOUNDATION (HOOD BOLT) | |
NUTS | ||
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| HEX (MACHINE SCREW) | SCREW (MACHINE SCREW) | REGULAR SQUARE |
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| CASTLE | METAL LOCK | TEE |
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| FORGED WING | HEX FINISHED | ACORN OR CAP |
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| WELD | KEPS | FIBER LOCK |
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| PALLET | STAMPED WING | |