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T6-101 Impregnated Diamond Core Bit

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Flat Face Carbide Mining Drilling Tools T38 76mm Well Drilling Bit Standard Skirt Type

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Bench Drilling Button Bit Drop Center Face T51 127mm Rock Drill Bits

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Tapered Button Bits Rock Drill Bits For Hard Rock Drilling

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Ql 60 High Air Pressure DTH Hammer Drilling System SD Down Hole Hammer

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Extension Drifter Speed MF Threaded Drill Steel Rod T38 T45 T51 For Quarrying Tunnel And Mining Drilling

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T45 Spherical Dth Drill Bits 9*13 Mm Button Size For Abrasive And Hard Formations

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Rock Drill Bits for Hammer Drill T51 115mm Button Drill Bit For Quarrying And Mining

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Carbon Steel Rock Drilling Tool Male To Female Dth Well Drilling Sub To Connect Drill Pipes

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Atlas Copco Forging Down Hole DTH Drill Pipe For Mining Water Well Drill Pipe

Diameter		Length		Connection Thread	Wall Thickness
mm	inch	mm	Foot	Connection Thread	mm	inch
60	2.375	1,000~4,500	3 3/8 ~ 14 3/4	T42×10×2	5~8	13/64~5/16
76	3	1,000~4,500	3 3/8 ~ 14 3/4	2 3/8” API REG	5~8	13/64~5/16
89	3.5	1,000~7,620	3 3/8 ~ 25	2 3/8” API REG/IF	5~12	13/64~15/32
102	4	1,000~9140	3 3/8 ~ 30	2 3/8” API REG, 2 7/8” API IF, 3 1/2” API REG	6.5~20	1/4~25/32
108	4.25	1,000~9140	3 3/8 ~ 30	2 3/8” API REG, 2 7/8” API IF, 3 1/2” API REG	6.5~20	1/4~25/32
114	4.5	1,000~10,670	3 3/8 ~ 35	2 7/8” API IF, 3 1/2” API REG	6.5~20	1/4~25/32
127	5	1,000~10,670	3 3/8 ~ 35	3 1/2” API REG	8~20	5/16~25/32
133	5.25	1,000~10,670	3 3/8 ~ 35	3 1/2” API REG	8~20	5/16~25/32
140	5.5	1,000~10,670	3 3/8 ~ 35	3 1/2” API REG	10~22	25/64~7/8
146	5.75	1,000~10,670	3 3/8 ~ 35	3 1/2” API REG	10~22	25/64~7/8
152	6	1,000~10,670	3 3/8 ~ 35	4 1/2” API REG	10~22	25/64~7/8

Type	Diameter		Length		Connection Thread
Type	mm	inch	mm	inch	API REG/IF
Pin to Box	59~146	2 3/8 ~ 5 3/4	120~235	4 23/32 ~ 9 1/4	2 3/8”, 2 7/8”, 3 1/2”, 4 1/2”
Pin to Pin	90~115	3 1/2 ~ 4 1/2	70~97	2 3/4 ~ 3 5/8	2 3/8” , 2 7/8”, 3 1/2”
Box to Box	77~205	3 ~ 8 1/8	200~270	7 7/8 ~ 10 5/8	2 3/8”, 2 7/8”, 3 1/2”, 4 1/2”, 6 5/8”

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