{"product_id":"tuna-microblock-ball-vise-18-piece-ring-holder-set","title":"TUNA Microblock Ball Vise With Inside Ring Holder Attachment Set","description":"\u003cp\u003eA ball vise holds a ring or a small part steady and lets you turn it to any angle without releasing it, which makes clean stone setting and engraving possible at the bench. The TUNA Microblock Ball Vise from Ikohe is built in matte stainless steel and turns on precision ball bearings for stable 360° workpiece access, whether you work under a microscope, under a magnifier, or in the open. The 18-piece expandable collet set and accessory hardware that ship with it make it a ready-to-use system across a wide range of ring sizes and holding tasks.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMatte stainless steel finish resists glare under bright bench and microscope lighting\u003c\/li\u003e\n\u003cli\u003ePrecision ball bearings provide smooth, even 360° rotation\u003c\/li\u003e\n\u003cli\u003eSelf-centering jaws maintain secure, even pressure on the workpiece\u003c\/li\u003e\n\u003cli\u003e18-piece expandable collet set accommodates rings from size 4–16 (15mm–25mm ID)\u003c\/li\u003e\n\u003cli\u003e18 mounting holes of 3.7mm diameter, six of them threaded, for flexible attachment configurations\u003c\/li\u003e\n\u003cli\u003ePeg set extends the maximum jaw opening to 2.88\" (72.5mm) for larger workpieces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSuitable for use with microscopes, GRS-style systems, Optivisors, and similar magnification setups\u003c\/li\u003e\n\u003cli\u003eWorks with flex shaft and micromotor handpieces for stone setting and engraving\u003c\/li\u003e\n\u003cli\u003eOptimized for microscope and pneumatic engraving systems, and performs equally well in manual setups using bench magnifiers or Optivisors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eWhat you get:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 TUNA Microblock ball vise (matte stainless steel)\u003c\/li\u003e\n\u003cli\u003e18-piece expandable ring collet set\u003c\/li\u003e\n\u003cli\u003e4-piece peg set\u003c\/li\u003e\n\u003cli\u003e6 hex nuts\u003c\/li\u003e\n\u003cli\u003e2-piece hex key set\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ikohe","offers":[{"title":"Default Title","offer_id":44421539102934,"sku":"136.925","price":355.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/tuna-microblock-ball-vise-with-inside-ring-holder-attachment-set-otto-frei-1.jpg?v=1708017398","url":"https:\/\/www.ottofrei.com\/ja\/products\/tuna-microblock-ball-vise-18-piece-ring-holder-set","provider":"Otto Frei","version":"1.0","type":"link"}