Acorn SW-MW15BK250 Screw, High-Low, Twin Lead Thread, Hex Drive, Self-Tapping, Type 17 Point, Black Bar/pipe Clamps industry-leading IsoCore Shock Control System

industry-leading IsoCore Shock Control System absorbs up to 2X the strike shock and vibration of wood handles

Large contact area assures positive grounding

Model Number: 140275-00

These die-cast connectors are equipped with a tri-combo screw and are suitable for aluminum or steel conduit

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Acorn SW-MW15BK250 Screw, High-Low, Twin Lead Thread, Hex Drive, Self-Tapping, Type 17 Point, Black Bar/pipe Clamps industry-leading IsoCore Shock Control System#9 15 Metal to wood screws are sealing self piercing tapping screws made from heat treated Steel, case hardened for roofing and siding applications. A 1 4 in across flats high hat hex washer head with assembled EPDM washer offers easy driving and conforms to the metal surface for a secure and long lasting seal. The twin lead type 17 point and hi lo threads offer faster drive time and greater resistance to pullout. All screws are 1000 hr salt spray