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The L H Dottie RMC142 is a round head machine screw with dual-drive compatibility, accepting both slotted and Phillips drivers. Sized at 1/4 inch diameter by 2 inches in length, this screw is sold in a 100-piece pack, making it a practical choice for trade professionals who need a reliable fastener in volume. Round head screws sit above the surface of the material, providing a finished appearance and a broad bearing surface. These fasteners are commonly used in electrical, mechanical, and general construction assemblies where a standard machine thread profile is required.
Round head machine screws in 1/4 inch by 2 inch sizing are used across a range of trade applications including panel assembly, equipment mounting, and enclosure work. Electricians, HVAC technicians, and general contractors reach for this fastener size when securing components inside electrical panels, junction boxes, and equipment housings. The dual-drive head allows installation with either a flat-blade or Phillips screwdriver, reducing the need to swap tools on the job.
Designed as a standard 1/4 inch diameter machine screw for use in electrical, HVAC, and mechanical assemblies requiring a round head fastener with machine thread engagement.
Machine screws of this type are installed by electricians, HVAC technicians, and mechanical contractors as part of equipment assembly and enclosure work. Ensure the receiving material has a properly tapped or threaded hole matched to the 1/4 inch thread specification before driving the fastener. Use a correctly sized slotted or Phillips driver to avoid cam-out or head damage. De-energize any electrical equipment before fastening or removing hardware inside live panels or enclosures.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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