Second, the Company CNC machinery series products: 1, BT-ER-type milling toolholder; 2, BT powerful tool shank-type Milling; 3, BT-type milling cutter disk plane handle; 4, BT-side solid-type handle; 5, BT drill chuck toolholder / BT whether Mohs flat tail cone shank hole; 6, attachment shank: straight shank to extend the rod / ER Lo run / ER Wrench / lock knife, such as Block 7, BT lining handle series; 8, a variety of flexible tube three folders, the Company other machine attachment Products: 1, rotating top; 2, dividing head, back wheel; 3, precision million power series ; 4, drill chuck; 5, find edges, etc. Wanted agents all over the country!

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If you want to drill a hole in a piece of wood, you will need a drill.

如果你想在一塊木頭上鉆孔，就需要一個(gè)鉆機(jī)国产黄色视频免费关看。

So I guess I could start by drill a hole with the drill press and then use these small file sets I have to make the taper to the LE?

所以我猜我可以開始鉆一個(gè)孔国产高潮社区，與演習(xí)的新聞，然后用這些小檔案AAAAA国产黄片在线播放，套我日本网站在线看，使錐度，以樂韩国乱伦A片？

A twist drill is designed to drill a hole which has a particular size.

麻花鉆用來鉆削具有一定尺寸的孔狼友视频网。

The headstock uses the standard one with the aid of drill bush to guide the twist drill and guarantee the precision of processed hole.

主軸箱根據(jù)變速箱體所需要加工孔的數(shù)量、位置來確定切削用量和主軸類型淫淫色色视频，采用1000mm 630mm的通用主軸箱欧美亚洲两性。

Wood auger bit, bell hanger, brand wood drill, center drill, cutting saw, hole saw.

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Drill cement with seawater and then displace the new mud into the hole as drill ing out of the casing shoe.

用海水鉆水泥塞，鉆到套管鞋時(shí)替入泥漿日韩在线精品福利网站视频。

Drilling time will be lasted and lateral force on casing exerted by drill pipe will increase in case of drilling deep well, ultradeep well, high inclined hole, extended reach well and horizontal well, therefore, friction and wear between casing and drill pipe became a severe problem.

在深井欧美交性又色又爽又黄、超深井、大斜度井久久精品国产AV网站、大位移井及水平井中自拍偷国产2020三级片，鉆井時(shí)間延長毛片免费视频高清、鉆柱作用在套管上的側(cè)向力增高，因此套管和鉆柱的摩擦與磨損問題越來越突出午夜视频92免费毛片免费。

ABSTRACT Drilling time will be lasted and lateral force on casing exerted by drill pipe will increase in case of drilling deep well, ultradeep well, high inclined hole, extended reach well and horizontal well, therefore, friction and wear between casing and drill pipe became a severe problem.

在深井、超深井日本在线免费看片、大斜度井亚洲国产欧美日韩、大位移井及水平井中，鉆井時(shí)間延長黄色网站网址免费、鉆柱作用在套管上的側(cè)向力增高人妻在线中出喷白浆网站，因此套管和鉆柱的摩擦與磨損問題越來越突出。

Drilling time will be lasted and lateral force on casing exerted by drill pipe will increase in case of drilling deep well, ultradeep well, high inclined hole, extended reach well and horizontal well, therefore, friction and wear between casing and drill pipe became a severe problem.

鉆桿接頭與套管摩擦磨損問題的理論與試驗(yàn)研究套管磨損