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Downhole Drilling supplier Our Replaceable Sleeve Stabilizer consists of an integral mandrel and a sleeve. One mandrel series can be equipped with different sizes of sleeve for several holes sizes. Material: 鈼廇ISI 4145H/4145H MOD 鈼廚on-magnetic Hardfacing: 鈼廐F1000 鈼廐F2000 鈼廐F3000 鈼廐F4000 鈼廐F5000 Bit Size (in)OD (mm)Neck OD(mm)ID (mm)OAL (mm)Connections Drill string typeNear bit type TopDownTopDown 6152.2121511200NC38NC38NC383 1/2 REG 6 1/4158.7511200NC38NC38NC383 1/2 REG 6 1/2165.1511200NC38NC38NC383 1/2 REG 7 1/2190.5159571600NC46NC46NC464 1/2 REG 7 7/8200571600NC46NC46NC464 1/2 REG 8 3/8212.7711600NC50NC50NC504 1/2 REG 8 1/2215.2159 165 178711600NC50NC50NC504 1/2 REG 8 3/4222.2711600NC50NC50NC504 1/2 REG 9 1/2241.3178 197711600NC50NC50NC504 1/2 REG 9 5/8244.5711800NC50NC50NC506 5/8 REG 9 7/8250.8711800NC50NC50NC506 5/8 REG 12 1/4311.2203 2097616006 5/8 REG6 5/8 REG6 5/8 REG6 5/8 REG 16406229 241.37620007 5/8 REG7 5/8 REG7 5/8 REG7 5/8 REG 17 1/2444.57620007 5/8 REG7 5/8 REG7 5/8 REG7 5/8 REG 24609.67620007 5/8 REG7 5/8 REG7 5/8 REG7 5/8 REG 26660.47620007 5/8 REG7 5/8 REG7 5/8 REG7 5/8 REG 28711.27620007 5/8 REG7 5/8 REG7 5/8 REG7 5/8 REG Note: Can customize per needs. Contact us for more. CHINA WELONG is a professional manufacturer in oilfield for over 20 years, and we have our own strict quality control process to make sure our Sleeve Stabilizers are always in high quality so can be reliable during the usage. Equipped with a team of technical team enable CHINA WELONG can supply customized Sleeve Stabilizer which help our customer solve their problems all these years. Also our skilled production team makes sure we complete the manufacturer always in time and can arrive at our customer's warehouse timely. CHINA WELONG can supply multiple transport options, like by sea, air, railway, etc. Also we can cooperate on various terms, FOB, CIF, DDP, DDU, etc. You can compare and choose whatever you prefer. Normally our inspection service includes the In-process inspection and Final inspection. Except the normal inspection service, we can also supply updated inspection service, to add the third party inspection. We have years of experience with SGS, DNV so we can help arrange timely and comprehensive inspection plan. Ever since CHINA WELONG's establishment, our team has always adhere to our Mission and Belief that WELONG will empower the world with the finest supply of China. And being long-term partner of the world giants as SLB & NOV, we learned a lot and we have an open heart for keep learning which leads us develop our unique values: Honesty-based, Keep professional, Mutual benefit, Full of passion & Forge ahead. If need any further details of our Sleeve Stabilizer, you can contact us freely via email, phone, whatsapp, etc. Downhole Drilling supplier website:http://www.welongoiltools.com/downhole-drilling/