2 3/8"-13 3/8" B Type Manual Tongs Wrench Key for Drilling Rig

2 3/8"-13 3/8" B type Manual Tongs Wrench Key for Drilling RigB manual tongs for drilling rig made in China Product Description2 3/8"-13 3/8" B type Manual Tongs Wrench Key for Drilling RigThe close-head power tong is used for quick make-up/break -out in well service operations.The tongs have the following features:Without changing any part within 2 3/8""- 3 1/2".Long service life.Model X QB89/8and XQB178 /8 are chain-drive tong,it doesn't need to stop working when shift.Model X QB89/8A,XQB178/8A and XQB178/16A are gear-drive tong.2 3/8"-13 3/8" B type Manual Tongs Wrench Key for Drilling Rig o.of latch lug jawsNo.of hinge pin holeHand O.D.mm(in)Torque  max(KN.m)Weight(kg)1#189-152(3 1/2-6)903702127-178(5-7)3152-210(6-8 1/4)2#1203-244(8-9 5/8)902270-286(10 5/8-11 1/4)3#1298-324(11 3/4-12 3/4)552340-365(13 3/8-14 3/8)4#2406-432(16-17)552 3/8"-13 3/8" B type Manual Tongs Wrench Key for Drilling Rig Detailed Photos /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1