{"product_id":"15086-5257","title":"Small diameter diamond \u0026 CBN bar for NAKANISHI internal grinding","description":"[Features]●The bond is elastic, and even with a large depth of cut, the surface roughness is well finished. ●Grinding can be done efficiently with almost no polishing burn. ●Since it is a resin bond, it is easy to handle and has excellent usability.\u003cbr\u003e\u003cbr\u003e[Applications] ●For semi-finishing of hardened steel and die steel. (SKH\/SKD\/SKS\/SK\/SUS\/SCM, etc.) ●From precision internal grinding to finish light grinding.\u003cbr\u003e\u003cbr\u003e[Specifications] Shaft diameter (mm): 3 Grit size (#): 170 Blade diameter (mm): 4 Overall length (mm): 44 Blade length (mm): 4 Maximum rotation speed (rpm): 72000\u003cbr\u003e\u003cbr\u003e[Specification 2]\u003cbr\u003e-\u003cbr\u003e\u003cbr\u003e[Material\/Finish]\u003cbr\u003e-\u003cbr\u003e\u003cbr\u003e[Set contents\/accessories]\u003cbr\u003e-\u003cbr\u003e\u003cbr\u003e[Caution] ● Be sure to use the wet process when processing. ●For safety, be sure to wear protective equipment such as safety glasses. ● Operate at the maximum operating speed or less.","brand":"6804.21.200","offers":[{"title":"Default Title","offer_id":42211387769061,"sku":"15086                         5257","price":0.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0550\/6459\/2613\/products\/15086_5257__MA_4d1cf72a-c3c0-4faf-b462-23408b7bdcbf.jpg?v=1639499903","url":"https:\/\/orangebook-digest.com\/en\/products\/15086-5257","provider":"kital-japanese","version":"1.0","type":"link"}