{"product_id":"plain-countersunk-socket-screw-unc","title":"PLAIN COUNTERSUNK SOCKET SCREW UNC","description":"\u003cp\u003ePlain countersunk socket screws with UNC (Unified Coarse) threads are high-strength fasteners used primarily in mechanical and industrial applications where a flush finish is required. The \"plain\" designation typically refers to a bare, uncoated finish (often black or self-colour) intended for internal use where corrosion is not a primary concern.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Uses and Applications\u003c\/strong\u003e\u003cbr\u003eThese screws are used across various industries where protruding bolt heads would cause safety hazards or mechanical interference. \u003cbr\u003e\u003cstrong\u003eMachinery and Precision Engineering:\u003c\/strong\u003e Used in CNC lathes and precision equipment to ensure moving parts do not snag or catch on fastener heads.\u003cbr\u003e\u003cstrong\u003eAerospace and Automotive: \u003c\/strong\u003eIdeal for body panels, engine components, and internal electronic housings where aerodynamic profiles or tight space constraints are critical.\u003cbr\u003e\u003cstrong\u003eFurniture and Cabinetry:\u003c\/strong\u003e Employed in assembling tables, desks, and hinges to provide a smooth, aesthetic surface that won't snag clothing or skin.\u003cbr\u003e\u003cstrong\u003eElectronics and Appliances:\u003c\/strong\u003e Used to secure circuit boards, enclosures, and control panels inside household appliances like TVs and air conditioners.\u003cbr\u003e\u003cstrong\u003eSafety-Critical Surfaces:\u003c\/strong\u003e Frequently used on walkways, handrails, and floor plates to eliminate trip hazards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Technical Features\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eCountersunk Head: \u003c\/strong\u003eFeatures a conical shape (typically 82° for imperial UNC sizes) that sits level with or slightly below the material surface.\u003cbr\u003e\u003cstrong\u003eSocket Drive:\u003c\/strong\u003e The internal hexagonal (Allen) drive allows for higher torque and better control during installation compared to slotted or Phillips heads.\u003cbr\u003e\u003cstrong\u003eUNC Threading:\u003c\/strong\u003e The coarse thread is standard for general-purpose fastening in most materials, especially where rapid assembly is needed.\u003cbr\u003e\u003cstrong\u003ePlain Finish:\u003c\/strong\u003e These are unfinished bare steel; they provide high strength but require lubrication or an indoor environment to prevent rust.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"SRB Steel \u0026 Hardware Supplies","offers":[{"title":"#10 \/ 1\/4\"","offer_id":47363037462722,"sku":null,"price":0.5,"currency_code":"AUD","in_stock":true},{"title":"#10 \/ 5\/16\"","offer_id":47363037495490,"sku":null,"price":0.5,"currency_code":"AUD","in_stock":true},{"title":"#10 \/ 3\/8\"","offer_id":47363037528258,"sku":null,"price":0.5,"currency_code":"AUD","in_stock":true},{"title":"#10 \/ 1\/2\"","offer_id":47363037561026,"sku":null,"price":0.5,"currency_code":"AUD","in_stock":true},{"title":"#10 \/ 5\/8\"","offer_id":47363037593794,"sku":null,"price":0.5,"currency_code":"AUD","in_stock":true},{"title":"#10 \/ 1\"","offer_id":47364287594690,"sku":null,"price":0.5,"currency_code":"AUD","in_stock":false},{"title":"#10 \/ 1 1\/2\"","offer_id":47364287627458,"sku":null,"price":0.5,"currency_code":"AUD","in_stock":false},{"title":"1\/2\" \/ 1\/4\"","offer_id":47363037626562,"sku":null,"price":0.6,"currency_code":"AUD","in_stock":false},{"title":"1\/2\" \/ 5\/16\"","offer_id":47363037659330,"sku":null,"price":0.6,"currency_code":"AUD","in_stock":false},{"title":"1\/2\" \/ 3\/8\"","offer_id":47363037692098,"sku":null,"price":0.6,"currency_code":"AUD","in_stock":false},{"title":"1\/2\" \/ 1\/2\"","offer_id":47363037724866,"sku":null,"price":0.6,"currency_code":"AUD","in_stock":false},{"title":"1\/2\" \/ 5\/8\"","offer_id":47363037757634,"sku":null,"price":0.6,"currency_code":"AUD","in_stock":false},{"title":"1\/2\" \/ 1\"","offer_id":47364287660226,"sku":null,"price":0.6,"currency_code":"AUD","in_stock":true},{"title":"1\/2\" \/ 1 1\/2\"","offer_id":47364287692994,"sku":null,"price":0.6,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/6335\/8914\/files\/CSKSKTSCREW.jpg?v=1775605151","url":"https:\/\/www.srbindustrialsupplies.com\/products\/plain-countersunk-socket-screw-unc","provider":"SRB INDUSTRIAL SUPPLIES","version":"1.0","type":"link"}