山 东 赛 高 石 化 设 备 有 限 公 司                                                  SHANDONG SAIGAO GROUP CORPORATION
DEZHOU SAIGAO PETROLEUM MACHINERY CO.,LTD.
SAIGAO GROUP LIMITED
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 ADD: Economic Development Zone,Dezhou City,Shandong Province P,R China 
Tel/Fax: 0086-531-69959201 
 Post Code: 253000 
 E-mail: sales1@saigaogroup.com
 Web: www.saigaocorporation.com
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Releasing and Circulation Overshots

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  • SAIGAO
  • China
  • Wodden Case
Releasing and Circulating Overshoes The Releasing and Circulating Overshot is simple and rugged and is strongest tool available to externally engage, pack off and pull a fish. The internal catch mechanisms are of two basic types: A basket grapple and a spiral grapple. According to different uses, it may be equipped with some accessories, such as extension sub, wall hook, enlarged guide, etc. When ordering or requesting quotation, please specify: 1. Type of overshot; 2. OD. Of fish to be caught; 3. Size and type of top connection; 4. If size other than standard, please specify clearly. etc
Type O.D.
(mm/inch)
Max. Catch Size
(mm/inch)
Connection
API
Basket Grapple Spiral grapple
LT102 102(4) 57.2(2-1/4) 70(2-3/4) NC26
LT111 111(3-3/4) 60.3(2-3/8) 76.2(3) NC31
LT133 133(5-1/4) 95.3(3-3/4) 101.6(4) NC38
LT146 146(5-3/4) 101.6(4) 119.4(4-11/16) NC38
LT206 206.4(8-1/8) 146(5-3/4) 168(6-5/8) NC50
LT245 245(9-5/8) 184.2(7-1/4) 203(8) 6-5/8RGE
LT270 269.9(10-5/8) 200(7-7/8) 220(8-21/32) 6-5/8RGE
LT286 285.8(11-1/4) 203(8) 245(9-41/64) 6-5/8RGE
LT340 340(13-3/8) 222(8-3/4) 267(10-1/2) 6-5/8RGE

safety valve , liner hanger, downhole motor

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SHANDONG SAIGAO GROUP CORPORATION
Email: sales1@saigaogroup.com
Add:Zhongrun Century Center, No 12111,Jingshi Road, 
Lixia District, Jinan City, Shandong Province. P.R. China
Wechat:  lqg18653457231
Website:www.saigaocorporation.com
TEL:+86-531-69959201
Fax: +86-531-69959201 
Mobile:+86-186-53457231
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