{"product_id":"tsprof-k4-sharpening-system-1","title":"TSPROF K4 Sharpening System 2026","description":"\u003cp\u003e\u003c!-- more --\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTSPROF K4\u003c\/strong\u003e is the most sophisticated and thought-out knife sharpening system in the lineup, which combines advanced technology with unrivaled precision.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/nlBzYjAnZ4w?si=An3nGz2Ai-h0DCgj\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003cspan\u003e\u003cstrong\u003eMatte Black Anodizing\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe product stand and main components of the TSPRO\u003c\/span\u003e\u003cspan\u003eF K4 sharpening system are made of aviation-grade aluminum with a matte black anodized finish. This is not just for aesthetics but a technological solution that enhances the durability of\u003c\/span\u003e\u003cspan\u003e the sharpener. The coating protects the metal from corrosion and minor mechanical damage, does not fade over time, and is resistant to environmental influences. The tactilely pleasant matte surface requires no special care, maintaining the impeccable appearance of your professional tool throughout its service life.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eTurning mechanism\u003c\/h2\u003e\n\u003cp\u003eThe scheme for fixing movable elements inside the unit has been completely redesigned. The \u003cstrong\u003enew design \u003c\/strong\u003eprovides greater rigidity in holding the horizontal position of the frame and allows only 0.1° of arm deflection at a force of 30N. \u003c\/p\u003e\n\u003cp\u003eA screw at the back of the turning mechanism allows you to adjust the force required to flip the clamping arm. \u003c\/p\u003e\n\u003cp\u003eThe ability to fully lock the flip will be useful during the reprofiling of the knife when it is subjected to heavy loads and vibrations, as well as when sharpening particularly long blades, when additional protection against accidental flipping is needed.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eThree-stage angle adjustment\u003c\/h2\u003e\n\u003cp\u003eThe K4 rack and pinion height adjuster allows easy, fast, and precise setting of the sharpening angle. \u003c\/p\u003e\n\u003cp\u003eLocking of moving elements of the unit can be done with one hand and ensures reliable locking in the desired position. \u003c\/p\u003e\n\u003cp\u003eThe new angle setting mechanism has \u003cstrong\u003ethree adjustment levels\u003c\/strong\u003e: \u003cbr\u003e- \u003cstrong\u003erough \u003c\/strong\u003eadjustment (accuracy \u003cstrong\u003eup to 1°\u003c\/strong\u003e) with an extendable slider;\u003cbr\u003e- \u003cstrong\u003efine\u003c\/strong\u003e adjustment (\u003cstrong\u003eup to 0.1°\u003c\/strong\u003e) with a rack and pinion mechanism;\u003cbr\u003e- \u003cstrong\u003eultra-fine\u003c\/strong\u003e adjustment (\u003cstrong\u003eup to 0.01°\u003c\/strong\u003e) with the micro-adjustment unit.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003emicro-adjustment unit\u003c\/strong\u003e allows you to change the angle with maximum precision, which is particularly useful for deburring and working with the finest abrasives.\u003c\/p\u003e\n\u003cp\u003eThe arrangement of the sharpening system parts allows you to set the sharpening angle in the range from\u003cstrong\u003e 9° to 39.5° per side\u003c\/strong\u003e, for knives up to 430 mm in length.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eThickness compensator\u003c\/h2\u003e\n\u003cp\u003eThe height adjuster is equipped with a removable stone thickness compensator. It provides a quick adjustment of the angle during stone change.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eAbrasive holder\u003c\/h2\u003e\n\u003cp\u003eA brand \u003cstrong\u003enew method of mounting\u003c\/strong\u003e the stroke \u003cstrong\u003elimiters \u003c\/strong\u003eand the \u003cstrong\u003ecoupling \u003c\/strong\u003eon the rod provides increased mounting security and ensures immobility of the elements during operation.\u003c\/p\u003e\n\u003cp\u003eInstead of point locking with a screw, the mechanism now uses surface locking through cylindrical sleeves with holes. This reduces the force required to secure the elements and eliminates the possibility of the rod surface damage.\u003c\/p\u003e\n\u003cp\u003eThe front abrasive stop provides convenient abrasive mounting. It features a spring-loaded ball screw, which prevents free rotation of the stop on the rod and ensures smooth running.\u003c\/p\u003e\n\u003cp\u003eThe hinge unit incorporates a stainless steel-brass sliding pair for smooth rod travel during use.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eRod parking\u003c\/h2\u003e\n\u003cp data-start=\"470\" data-end=\"715\"\u003eThe K4 carries over the stroke limiter and L-shaped piece from the K03, while introducing an upgraded parking system. With subtle refinements to the kinematic scheme, it delivers greater ease of use.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eNew detachable Axicube Shift\u003c\/h2\u003e\n\u003cp\u003eNow \u003cstrong\u003eAxicube Shift sits on the far abrasive stop\u003c\/strong\u003e. It can be quickly and easily removed to reduce abrasive weight during sharpening and for easy charging away from the sharpening system. Far and close abrasive stops' positions are interchangeable.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003enew mounting\u003c\/strong\u003e\u003cspan style=\"box-sizing: border-box; margin: 0px; padding: 0px;\"\u003e\u003cstrong\u003e, featuring a special rail\u003c\/strong\u003e in combination with a locking screw and a magnet, provides an \u003c\/span\u003eeasy and secure attachment of the angle finder for accurate measurement of the sharpening angle. Axicube-i can be charged via \u003cstrong\u003eUSB Type-C\u003c\/strong\u003e cable.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eQuick clamps\u003c\/h2\u003e\n\u003cp data-pm-slice=\"1 1 []\"\u003eThe Quick clamps securely hold knives up to 7 mm thick. They provide fast, tool-free use and a 300 N clamping force. Designed with finite element analysis, the clamps' structure evenly distributes stress for uniform jaw closure.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eRemovable clamping arm\u003c\/h2\u003e\n\u003cp data-pm-slice=\"1 1 []\"\u003eFancy a microscope edge inspection? The new removable design of the clamping arm will become your favorite feature of the K4. No need to take the knife out of the clamps or try and repeat its position and set the same sharpening angle anymore.\u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eRigid body and stable base\u003c\/h2\u003e\n\u003cp data-pm-slice=\"0 0 []\"\u003eThe fresh design of the leg enhances the sharpener's portability and lets you carry it easily with one hand. It attaches to the milled base with three rigid quick-release screws. Thanks to its shape, weight, and wide, slim shock absorbers, the system remains stable during sharpening.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 style=\"text-align: center;\"\u003eKit includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTSPROF К4 body with integrated base\u003c\/li\u003e\n\u003cli\u003eTSPROF abrasive holder with detachable electronic angle finder Axicube Shift\u003c\/li\u003e\n\u003cli\u003eTSPROF Quick clamps, black - 2 pcs.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSpare parts\u003c\/li\u003e\n\u003cli\u003ePackaging: wooden box with a foam insert\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"text-align: center;\"\u003eSpecifications:\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 48.5395%; height: 19.5938px;\"\u003eSharpening angle\u003c\/td\u003e\n\u003ctd style=\"width: 51.1532%; height: 19.5938px;\"\u003e9° – 39.5° per side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 48.5395%; height: 19.5938px;\"\u003eKnife length\u003c\/td\u003e\n\u003ctd style=\"width: 51.1532%; height: 19.5938px;\"\u003eup to 430 mm \/ 17\" in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 48.5395%; height: 19.5938px;\"\u003eAngle setting precision\u003c\/td\u003e\n\u003ctd style=\"width: 51.1532%; height: 19.5938px;\"\u003eup to 0.01°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 48.5395%; height: 19.5938px;\"\u003eAbrasive length\u003c\/td\u003e\n\u003ctd style=\"width: 51.1532%; height: 19.5938px;\"\u003eup to 210 mm \/ 8.3\" in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 48.5395%; height: 19.5938px;\"\u003eKnife spine thickness\u003c\/td\u003e\n\u003ctd style=\"width: 51.1532%; height: 19.5938px;\"\u003e1 – 7 mm \/ 0.04\" – 0.28\" in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 48.5395%; height: 19.5938px;\"\u003eClamping force\u003c\/td\u003e\n\u003ctd style=\"width: 51.1532%; height: 19.5938px;\"\u003eup to 300 N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 48.5395%; height: 19.5938px;\"\u003eSharpener weight\u003c\/td\u003e\n\u003ctd style=\"width: 51.1532%; height: 19.5938px;\"\u003e5.85 kg \/ 12.9 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 48.5395%; height: 19.5938px;\"\u003eBase weight\u003c\/td\u003e\n\u003ctd style=\"width: 51.1532%; height: 19.5938px;\"\u003e2.95 kg \/ 6.5 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 48.5395%; height: 19.5938px;\"\u003eAngle adjustment levels\u003c\/td\u003e\n\u003ctd style=\"width: 51.1532%; height: 19.5938px;\"\u003e3 (rough, fine, ultra-fine)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 48.5395%; height: 19.5938px;\"\u003e\u003cspan\u003eMoving parts materials\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.1532%; height: 19.5938px;\"\u003e\u003cspan\u003estainless steel, brass\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.5938px;\"\u003e\n\u003ctd style=\"width: 48.5395%; height: 20.5938px;\"\u003e\u003cspan\u003eAngle finder charging\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.1532%; height: 20.5938px;\"\u003eUSB Type-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0948\/7728\/6725\/files\/TSPROF_K4_User_Manual.pdf?v=1765202017\" style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003eDownload User Manual\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/Gx2VaKOf75g?si=tmBwp9ZiGVP-Fa3i\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"TSPROF Europe","offers":[{"title":"Default Title","offer_id":57295228436805,"sku":"TS-K4P25021B","price":1599.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0948\/7728\/6725\/files\/DSC0123_53d121c2-4327-4228-b306-e2a4e1f8dbe0.jpg?v=1772610313","url":"https:\/\/www.tsprof.eu\/products\/tsprof-k4-sharpening-system-1","provider":"TSPROF Europe","version":"1.0","type":"link"}