{"product_id":"countersunk-phillips-drive-machine-screw-nut-pack","title":"COUNTERSUNK PHILLIPS DRIVE MACHINE STAINLESS STEEEL 316 SCREW \u0026 NUT PACK","description":"\u003cp\u003eCountersunk Phillips drive machine screws and nuts are primarily used for precision fastening where a smooth, flush finish is required on the surface. Because they do not create their own threads, they must be used with a matching nut or driven into a pre-tapped (threaded) hole.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Functional Purposes\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eFlush Installation:\u003c\/strong\u003e The conical head is designed to sit level with or below the material surface. This is essential for safety to prevent snagging on clothing or skin, and for aesthetics in visible joints.\u003cbr\u003e\u003cstrong\u003eAerodynamics \u0026amp; Clearance:\u003c\/strong\u003e In industries like aerospace and automotive, flush heads reduce air resistance (drag) on exterior surfaces and provide clearance for moving parts in tight-tolerance machinery.\u003cbr\u003e\u003cstrong\u003eLoad Distribution:\u003c\/strong\u003e When seated in a matching countersunk hole, the angled head distributes clamping pressure more evenly across the material, reducing the risk of cracking or deformation. \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCommon Industry Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eFurniture \u0026amp; Cabinetry:\u003c\/strong\u003e Used to assemble modular furniture, join table legs, and secure drawer slides where protruding heads would be unsightly or hazardous.\u003cbr\u003e\u003cstrong\u003eElectronics \u0026amp; Appliances:\u003c\/strong\u003e Ideal for compact device enclosures (like laptops and TVs) to maximize internal space while maintaining a sleek exterior.\u003cbr\u003e\u003cstrong\u003eAutomotive Interiors:\u003c\/strong\u003e Fastening dashboards, door panels, and trim pieces to ensure a smooth, professional cabin finish.\u003cbr\u003e\u003cstrong\u003ePrecision Machinery:\u003c\/strong\u003e Used in the assembly of CNC lathes, industrial control panels, and robotics where alignment and vibration resistance are critical.\u003cbr\u003e\u003cstrong\u003eMarine \u0026amp; Outdoor:\u003c\/strong\u003e Stainless steel versions are used for deck fittings, railings, and signage to prevent rust and provide a walkable, snag-free surface. \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eUsage Requirements\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eHole Preparation:\u003c\/strong\u003e To achieve a flush fit, the material must be prepared with a countersink drill bit that creates a conical recess matching the screw's head angle (typically 90° for metric or 82° for imperial).\u003cbr\u003e\u003cstrong\u003eDrive System:\u003c\/strong\u003e The Phillips (cross-head) drive is self-centering, which aids in manual and high-speed automated assembly, though it is designed to \"cam-out\" (slip) if excessive torque is applied to prevent over-tightening.\u003c\/p\u003e","brand":"CHAMPION","offers":[{"title":"CSP21 -M6x25mm","offer_id":47031168925890,"sku":"CSP21","price":10.25,"currency_code":"AUD","in_stock":true},{"title":"CSP22 -M6x50mm","offer_id":47031168958658,"sku":"CSP22","price":10.25,"currency_code":"AUD","in_stock":true},{"title":"CSP78 -3\/16″x1″","offer_id":47031168991426,"sku":"CSP78","price":12.25,"currency_code":"AUD","in_stock":true},{"title":"CSP79 -3\/16″x1-1\/4″","offer_id":47031169024194,"sku":"CSP79","price":12.25,"currency_code":"AUD","in_stock":true},{"title":"CSP80 -3\/16″x1-1\/2″","offer_id":47031169056962,"sku":"CSP80","price":11.25,"currency_code":"AUD","in_stock":true},{"title":"CSP81 -3\/16″x2″","offer_id":47031169089730,"sku":"CSP81","price":12.25,"currency_code":"AUD","in_stock":true},{"title":"CSP84 -1\/4″x1\"","offer_id":47031169122498,"sku":"CSP84","price":12.25,"currency_code":"AUD","in_stock":true},{"title":"CSP85 -1\/4″x1-1\/4″","offer_id":47031169155266,"sku":"CSP85","price":11.25,"currency_code":"AUD","in_stock":true},{"title":"CSP86 -1\/4″x1-1\/2″","offer_id":47031169188034,"sku":"CSP86","price":11.25,"currency_code":"AUD","in_stock":true},{"title":"CSP87 -1\/4″x2″","offer_id":47031169220802,"sku":"CSP87","price":12.25,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/6335\/8914\/files\/CSP21.jpg?v=1772681427","url":"https:\/\/srbhardware.com.au\/products\/countersunk-phillips-drive-machine-screw-nut-pack","provider":"SRB Steel \u0026 Hardware Supplies","version":"1.0","type":"link"}