{"id":7436,"date":"2026-03-06T05:44:00","date_gmt":"2026-03-06T05:44:00","guid":{"rendered":"http:\/\/www.shandongruiying.com\/?post_type=product&#038;p=7436"},"modified":"2026-03-06T05:45:09","modified_gmt":"2026-03-06T05:45:09","slug":"down-the-hole-drill-bit","status":"publish","type":"product","link":"https:\/\/www.shandongruiying.com\/vi\/san-pham\/down-the-hole-drill-bit\/","title":{"rendered":"M\u0169i khoan l\u1ed7 s\u00e2u"},"content":{"rendered":"<p>M\u0169i khoan l\u1ed7 s\u00e2u ch\u1ecbu \u00e1p l\u1ef1c gi\u00f3 cao 140mm-DHD350<\/p>\n<p><img alt=\"\" fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-7441\" src=\"http:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72471-4.png\" width=\"332\" height=\"246\" srcset=\"https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72471-4.png 332w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72471-4-300x222.png 300w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72471-4-16x12.png 16w\" sizes=\"(max-width: 332px) 100vw, 332px\" \/><\/p>\n<p>76mm-CIR70\u2014-M\u0169i khoan ch\u00ecm ch\u1ecbu \u00e1p l\u1ef1c gi\u00f3 th\u1ea5p<\/p>\n<p><img alt=\"\" decoding=\"async\" class=\"alignnone size-full wp-image-7442\" src=\"http:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72472-3.png\" width=\"326\" height=\"281\" srcset=\"https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72472-3.png 326w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72472-3-300x259.png 300w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72472-3-14x12.png 14w\" sizes=\"(max-width: 326px) 100vw, 326px\" \/><\/p>\n<p>C\u00f4ng ty ch\u00fang t\u00f4i cung c\u1ea5p nhi\u1ec1u lo\u1ea1i th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt kh\u00e1c nhau, ph\u00f9 h\u1ee3p v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i \u1ed1ng khoan kh\u00e1c nhau. Ch\u00fang t\u00f4i c\u0169ng c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh s\u1ea3n ph\u1ea9m theo y\u00eau c\u1ea7u c\u1ee7a kh\u00e1ch h\u00e0ng.<\/p>\n<h5>\u1ee8ng d\u1ee5ng<\/h5>\n<p>M\u0169i khoan trong l\u1ed7 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 khoan \u0111\u00e1 trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng khai th\u00e1c l\u1ed9 thi\u00ean ho\u1eb7c d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t, ch\u1eb3ng h\u1ea1n nh\u01b0 khai th\u00e1c m\u1ecf v\u00e0 \u0111\u00e0o h\u1ea7m, gi\u00fap ph\u00e1 v\u1ee1 \u0111\u00e1 hi\u1ec7u qu\u1ea3 nh\u1edd b\u1ed9 ph\u1eadn va \u0111\u1eadp trong l\u1ed7. S\u1ea3n ph\u1ea9m n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c t\u1ea7ng \u0111\u00e1 c\u00f3 \u0111\u1ed9 c\u1ee9ng t\u1eeb trung b\u00ecnh \u0111\u1ebfn cao.<\/p>\n<p><img alt=\"\" decoding=\"async\" class=\"alignnone size-full wp-image-7443\" src=\"http:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72473-1.png\" width=\"311\" height=\"466\" srcset=\"https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72473-1.png 311w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72473-1-200x300.png 200w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72473-1-8x12.png 8w\" sizes=\"(max-width: 311px) 100vw, 311px\" \/><\/p>\n<p><img alt=\"\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7444\" src=\"http:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72474-1.png\" width=\"904\" height=\"588\" srcset=\"https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72474-1.png 904w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72474-1-300x195.png 300w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72474-1-768x500.png 768w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72474-1-18x12.png 18w, https:\/\/www.shandongruiying.com\/wp-content\/uploads\/2026\/03\/WPS\u56fe\u72474-1-600x390.png 600w\" sizes=\"(max-width: 904px) 100vw, 904px\" \/><\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>C\u00f4ng ty ch\u00fang t\u00f4i cung c\u1ea5p nhi\u1ec1u lo\u1ea1i th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt kh\u00e1c nhau, ph\u00f9 h\u1ee3p v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i \u1ed1ng khoan kh\u00e1c nhau. Ch\u00fang t\u00f4i c\u0169ng c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh s\u1ea3n ph\u1ea9m theo y\u00eau c\u1ea7u c\u1ee7a kh\u00e1ch h\u00e0ng.<\/p>","protected":false},"featured_media":7439,"template":"","meta":{"_seopress_titles_title":"Down-the-Hole Drill Bit | High Efficiency Rock Drilling Bit for Mining & Tunneling","_seopress_titles_desc":"Down-the-hole (DTH) drill bit is designed for efficient rock drilling in open-pit and underground operations. Suitable for medium-hard to hard rock formations, it delivers high performance and precise rock breaking through DTH impactors, ideal for mining, tunneling, and construction projects.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"none","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"down-the-hole drill bit,DTH drill bit,rock drilling bit,mining drill bit,tunneling drill bit,hard rock drill bit,efficient rock drilling,DTH drilling tools,underground drilling bit,open-pit drill 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