Wuxi Caston Drill Tools Co.,Ltd

Caston produces sub saver from steel bars with tempering and quenching technique. The thread surface is given nitriding or laser treatment to enhance the hardness. Length of sub saver is upon clients' needs.

Technical Specification

Model	D	L	W	Taper	API	Kg
DTBJ60	82	250	180	1: 6	60/1'5	5
DTBJ73	86	280	195	1: 6	NC23	7.5
DTBJ73.r	90	280	202	1: 6	NC26	9.5
DTBJ89	105	320	220	1: 6	NC31	26
DTBJ114	127	350	248	1: 6	NC38	38
DTBJ127	165	458	330	1: 6	NC50	43
DTBJ140	184	478	350	1: 6	5/12HF	68
DTBJ176	210	500	380	1: 6	65/8HF	78
DTD24	68	550	180	1: 6	1'4.5	4.2
DTD33	70	230	190	1: 6	1'3.5	4.8
DTD50	83	250	200	1: 6	1'3.5	5.4
DTD55	93	280	200	1: 6	1'3.5	10.6
DTD130*150	112	320	220	1: 6	1'3.5	32
DTD80*100	98	320	200	1: 6	1'4	11.8
DTD120*100	105	320	200	1: 6	1'4	26
DTJT1720	58	220	180	1: 8	1'6	3.5
DTJT2720	70	250	180	1: 6	1'4	4.8
DTJT4020	100	280	200	1: 8	1'4	25
DTJT7020	133	280	220	1: 8	1'4	46

Among the directional drilling tools, we offer drill sub and other drill rig accessories, including exploration drilling tools, oil drilling tools, mine drilling tools, geothermal drilling tools, heavy engineering drilling tools, etc. Fully equipped with drill pipe production lines and other process equipment, as each detail is checked during manufacturing, we can provide quality drill sub and other drilling tools for global customers.