{"product_id":"25mm-ballscrew-sfu2510-rm2510-280mm-10mm-pitch-precision-cnc-part","title":"25mm Ballscrew SFU2510 RM2510 280mm 10mm Pitch - Precision CNC Part","description":"\u003cp\u003eIn this review the 25mm Ballscrew SFU2510 RM2510 is examined as a focused replacement part for hobby and light industrial CNC machines that need a compact, high-precision linear drive. The reviewer found the single biggest reason to buy is its combination of a 25mm diameter and 10mm lead in a 280mm overall length, which delivers higher stiffness and accurate positioning without the stick-slip common to sliding leadscrews. The review highlights machining compatibility with BK\/BF20 supports and the low-noise, low-friction behavior that reduces drive energy and heat.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e25mm diameter:\u003c\/strong\u003e Provides higher static and dynamic stiffness for improved positional accuracy under cutting loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10mm pitch (lead):\u003c\/strong\u003e Enables faster linear travel per rotation, making it suited for higher-speed moves and micro-feeding when required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e11.02 in \/ 280mm total length:\u003c\/strong\u003e Compact length works well in constrained machine beds and retrofit applications where space is limited.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard end machining for BK\/BF20:\u003c\/strong\u003e Fits common bearing blocks without custom adapters, simplifying installation into many CNC setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision C7 grade and metal nut:\u003c\/strong\u003e Rolled thread on GCr15 steel with a metal deflector nut gives long service life, low friction, and reduced heat buildup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo stick-slip effect:\u003c\/strong\u003e Ball motion design means smoother start\/stop behavior and smaller starting torque for finer control.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis ballscrew is aimed at hobbyists, small machine shops, and integrators who need a direct-replacement linear drive with solid rigidity and a 10mm lead for higher traverse rates. It is particularly useful when a short, precision screw with standard BK\/BF20 end machining is required for retrofits or custom builds.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include users needing longer lengths out of the box (custom lengths are available from the factory but not included here) or applications requiring ultra-high-precision ground screws beyond the C7 rolled thread option unless C5 is requested from the seller.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh stiffness and accuracy from the 25mm diameter for stable positioning under load.\u003c\/li\u003e\n\u003cli\u003eLow friction and noise reduce heat and required driving power during long runs.\u003c\/li\u003e\n\u003cli\u003eStandard end machining for BK\/BF20 eases installation into common support blocks.\u003c\/li\u003e\n\u003cli\u003eFactory offers customization and additional grades on request for flexibility.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSupplied as a rolled C7 grade part; customers needing ground C5 level must request it separately.\u003c\/li\u003e\n\u003cli\u003eLength is fixed at 280mm for this SKU, so longer screws require a custom order or alternative part.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSFU2510 RM2510\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e25mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLead \/ Pitch\u003c\/td\u003e\n\u003ctd\u003e10mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal length\u003c\/td\u003e\n\u003ctd\u003e280mm (11.02 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eGCr15 steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrecision grade\u003c\/td\u003e\n\u003ctd\u003eC7 (C5 available on request)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd machining\u003c\/td\u003e\n\u003ctd\u003eStandard for BK\/BF20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe SFU2510 RM2510 ballscrew represents good value for users seeking a compact, stiff, and low-friction linear drive with standard BK\/BF20 compatibility. It is a strong choice for hobby CNC builds and light industrial machines where a 25mm diameter and 10mm lead balance speed and accuracy, while factory customization keeps options open for different grades or lengths.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eIs the end machining compatible with common bearing blocks?\u003c\/strong\u003e\u003cbr\u003eYes, this unit is delivered with standard end machining for BK\/BF20 supports ready for installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat precision grade is supplied?\u003c\/strong\u003e\u003cbr\u003eThe standard offering is rolled thread C7 grade; C5 grade is available if requested from the seller.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan longer lengths be supplied?\u003c\/strong\u003e\u003cbr\u003eThe factory can provide custom lengths beyond the 280mm SKU - contact the seller for options and drawing files.\u003c\/p\u003e","brand":"Mssoomm","offers":[{"title":"Default Title","offer_id":48623518449883,"sku":"B088W99GJ2","price":107.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/31MDjbke9TL_ee8463c1-c5da-4028-bd71-150e574d971e.jpg?v=1778499357","url":"https:\/\/gearmusthave.com\/products\/25mm-ballscrew-sfu2510-rm2510-280mm-10mm-pitch-precision-cnc-part","provider":"GearMustHave","version":"1.0","type":"link"}