{"id":668661,"date":"2026-04-08T23:23:17","date_gmt":"2026-04-08T21:23:17","guid":{"rendered":"https:\/\/www.koumak.cz\/katalog\/p\/vrtak-do-kovu-leskly-hssco8-din-338-rn-6-8mm-2\/"},"modified":"2026-04-08T23:23:18","modified_gmt":"2026-04-08T21:23:18","slug":"vrtak-do-kovu-leskly-hssco8-din-338-rn-6-8mm-2","status":"publish","type":"products","link":"https:\/\/www.koumak.cz\/katalog\/p\/vrtak-do-kovu-leskly-hssco8-din-338-rn-6-8mm-2\/","title":{"rendered":"Vrt\u00e1k do kovu leskl\u00fd HSSCo8% DIN 338 RN - 6.8mm"},"content":{"rendered":"<p>Vrt\u00e1k do kovu leskl\u00fd HSSCo8% DIN 338 RN Siln\u00e9 speci\u00e1ln\u00ed vybru\u0161ovan\u00e9 vrt\u00e1ky pro vrt\u00e1n\u00ed do titanov\u00fdch slitin a austenitick\u00fdch ocel\u00ed odoln\u00fdch proti korozi, kyselin\u00e1m a \u017e\u00e1ru.  vhodn\u00e9 pro vysokopevnostn\u00ed a m\u00e1lo hou\u017eevnat\u00e9 oceli od pevnosti v tahu 1100 N\/mm\u00b2 za ur\u010dit\u00fdch podm\u00ednek je lze pou\u017e\u00edt do speci\u00e1ln\u00ed slitiny (hastelloy, inconell, nimonic atd.) kobaltov\u00e9 vrt\u00e1ky jsou tvrd\u00e9 a vydr\u017e\u00ed vy\u0161\u0161\u00ed teploty, z\u00e1rove\u0148 jsou k\u0159eh\u010d\u00ed ne\u017e b\u011b\u017en\u00e9 HSS vrt\u00e1ky, proto s nimi zach\u00e1zejte opatrn\u011b a zabra\u0148te jejich mo\u017en\u00e9mu p\u00e1du na tvrdou podlo\u017eku  \u00a0 Technick\u00e9 parametry:  pr\u016fm\u011br: v tabulce s variantami celkov\u00e1 d\u00e9lka\/pracovn\u00ed d\u00e9lka: v tabulce s variantami materi\u00e1l: HSSCo8%\u00a0(s 8% obsahem kobaltu) typ \u0161roubovice: Ti \u00fahel stoup\u00e1n\u00ed: 36\u00b0 \u00fahel \u0161pice: 130\u00b0 podbrus typu \"C\" norma: DIN 338 RN a PN 2906<\/p>\n<h2>Parametry produktu Vrt\u00e1k do kovu leskl\u00fd HSSCo8% DIN 338 RN - 6.8mm<\/h2>\n<ul>\n<li><strong>N\u00e1zev:<\/strong> Vrt\u00e1k do kovu leskl\u00fd HSSCo8% DIN 338 RN - 6.8mm<\/li>\n<li><strong>V\u00fdrobce:<\/strong> N\u00e1stroje CZ<\/li>\n<li><strong>Cena:<\/strong> 124 K\u010d<\/li>\n<\/ul>\n","protected":false},"featured_media":632669,"template":"","product_category":[26825,26828,26827,26826,27260,27362],"product_manufacturer":[17429],"product_tag":[],"class_list":["post-668661","products","type-products","status-publish","has-post-thumbnail","hentry","product_category-dilna-stavba-zahrada","product_category-elektricke-naradi-naradi-do-dilny","product_category-naradi-do-dilny","product_category-naradi-pro-dilnu-a-zahradu","product_category-vrtacky-a-prislusenstvi","product_category-vrtaky-vrtacky-a-prislusenstvi","product_manufacturer-nastroje-cz"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.koumak.cz\/katalog\/wp-json\/wp\/v2\/products\/668661","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.koumak.cz\/katalog\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/www.koumak.cz\/katalog\/wp-json\/wp\/v2\/types\/products"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.koumak.cz\/katalog\/wp-json\/wp\/v2\/media\/632669"}],"wp:attachment":[{"href":"https:\/\/www.koumak.cz\/katalog\/wp-json\/wp\/v2\/media?parent=668661"}],"wp:term":[{"taxonomy":"product_category","embeddable":true,"href":"https:\/\/www.koumak.cz\/katalog\/wp-json\/wp\/v2\/product_category?post=668661"},{"taxonomy":"product_manufacturer","embeddable":true,"href":"https:\/\/www.koumak.cz\/katalog\/wp-json\/wp\/v2\/product_manufacturer?post=668661"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.koumak.cz\/katalog\/wp-json\/wp\/v2\/product_tag?post=668661"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}