{"product_id":"air-die-grinder-cp872-compact-27-000-rpm-power-chicago","title":"Air Die Grinder CP872 - Compact 27,000 RPM Power Chicago","description":"\u003cp\u003eIn this review the Chicago Pneumatic CP872 is evaluated for technicians and hobbyists who need a compact, reliable air die grinder for grinding, polishing and light weld work. The bottom line: the CP872 delivers strong performance from a lightweight package, making it a sensible choice where speed, durability and control matter most. It stands out for its 27,000 RPM top speed and built-in safety features, so users who value a small straight grinder that still handles heavy-duty tasks will find it useful.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower and speed:\u003c\/strong\u003e The 0.63 HP motor and 27,000 RPM free speed provide the torque and rotational speed needed for efficient grinding and polishing in metal and composites.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eErgonomic straight head:\u003c\/strong\u003e The lightweight, compact straight design reduces user fatigue during extended use and improves access in tight spots.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety throttle lever:\u003c\/strong\u003e The contoured safety lever locks off to prevent accidental start-ups and gives precise speed control when working at high RPM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated regulator and rear exhaust:\u003c\/strong\u003e The built-in pneumatic regulator lets users match speed to the job while rear exhaust directs air away from the workpiece for cleaner operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile collet options:\u003c\/strong\u003e Ships complete with 1\/4 in and 6 mm collets to accept a wide range of bits and accessories for porting, deburring and polishing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe CP872 is best for workshop technicians, automotive detailers, metal fabricators and welders who need a compact die grinder capable of sustained, precision work. Its balance of power and weight suits users who frequently work in confined areas or on detailed finishing tasks where control is important.\u003c\/p\u003e\u003cp\u003eIt is less suitable for users who require a cordless solution or the absolute quietest tool for occasional hobby use; electric or battery-powered grinders may be a better fit for light, intermittent home tasks or where an air supply is not available.\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 speed and respectable 0.63 HP output make short work of grinding and polishing with appropriate abrasives.\u003c\/li\u003e\n\u003cli\u003eCompact, straight-body aluminum construction is lightweight and durable for repeated industrial use.\u003c\/li\u003e\n\u003cli\u003eBuilt-in regulator and safety throttle offer good control and reduce accidental starts during high-speed operations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRequires an air compressor and hose; not ideal where pneumatic systems are unavailable.\u003c\/li\u003e\n\u003cli\u003eThe tool produces typical pneumatic noise levels, which some users may find loud during extended use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eChicago Pneumatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCollet\u003c\/td\u003e\n\u003ctd\u003e1\/4 in (6 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003e0.63 HP \/ 470 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFree speed\u003c\/td\u003e\n\u003ctd\u003e27,000 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir consumption at load\u003c\/td\u003e\n\u003ctd\u003e20 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.26 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe CP872 is a practical, value-oriented pneumatic die grinder that combines strong RPM, a lightweight straight-body design and useful safety features, making it a solid pick for professionals and serious hobbyists. For anyone with an existing air system who needs precise grinding, deburring or polishing, it represents good value without unnecessary complexity.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eDoes this grinder include multiple collets?\u003c\/strong\u003e\u003cbr\u003eYes, it is supplied with a 1\/4 in and a 6 mm collet to fit common accessories.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the exhaust front or rear?\u003c\/strong\u003e\u003cbr\u003eThe unit uses rear exhaust to direct air away from the workpiece and operator.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat air supply does it need?\u003c\/strong\u003e\u003cbr\u003eExpect about 20 CFM at load and a minimum 3\/8 in hose; an appropriate compressor is required for sustained use.\u003c\/p\u003e","brand":"Chicago Pneumatic","offers":[{"title":"Default Title","offer_id":48192449872091,"sku":"B000HT6L20","price":88.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/614eolXYLlL._AC_SL1500.jpg?v=1770267224","url":"https:\/\/gearmusthave.com\/products\/air-die-grinder-cp872-compact-27-000-rpm-power-chicago","provider":"GearMustHave","version":"1.0","type":"link"}