Drill Rod Sizing Chart

NAME OF TOOL JOINT ABBREVIATION A B C D E F
2-3/8 API REGULAR 2-3/8 REG 3-1/8 2-5/8 3 5 3 1
2-3/8 API REGULAR (DSI MOD) 2-3/8 REG 3 2-5/8 2-3/8 5 3 1-1/2
2-7/8 API REGULAR 2-7/8 REG 3-3/4 3 3-1/2 5 3 1-1/4
3-1/2 API REGULAR 3-1/2 REG 4-1/2 3-1/2 3-3/4 5 3 1-1/2
4-1/2 API REGULAR 4-1/2 REG 5-1/2 4-5/8 4-1/4 5 3 2-1/4
5-1/2 API REGULAR 5-1/2 REG 6-3/4 5-33/64 4-3/4 4 3 2-3/4
6-5/8 API REGULAR 6-5/8 REG 7-3/4 6 5 4 2 3-1/2
7-5/8 API REGULAR 7-5/8 REG 8-7/8 7 5-1/4 4 3 4
2-3/8 API INTERNAL FLUSH LH, RH 2-3/8 IF (LH OR RH) 3-1/2 2-7/8 3 4 2 1-3/4
2-7/8 API INTERNAL FLUSH LH, RH 2-7/8 IF (LH OR RH) 4-1/2 3-25/64 3-1/2 4 2 2-1/8
3-1/2 API INTERNAL FLUSH LH, RH 3-1/2 IF (LH OR RH) 4-3/4 4-1/64 4 4 2 2-11/16
4 API INTERNAL FLUSH 4 IF 5-3/4 4-53/64 4-1/2 4 2 3-1/4
4-1/2 API INTERNAL FLUSH 4-1/2 IF 6-1/8 5-1/4 4-1/2 4 2 3-3/4
2-38 MAYHEW JUNIOR MAYHEW JUNIOR 2-3/4 2-21/64 2-1/4 4 2 1-1/2
2-3/8 MAYHEW REGULAR MAYHEW REGULAR 3-1/4 2-35/64 3 4 1-1/2 1-5/8
2-3/8 JOY FULL HOLE 3/8 JOY FH 3-1/8 2-35/64 3 4 1-1/2 1-5/8
2-3/8 FAILING EXPLORATION 2-3/8 FEDP 2-31/32 2-1/2 2-3/4 4 2 1-1/2
2-7/8 FAILING EXPLORATION 2-7/8 FEDP 3-3/4 3-1/8 3-1/4 4 2 1-7/8
3-1/2 API FULL HOLE 3-1/2 FH 4-5/8 4 3-3/4 5 3 2-1/8
4 API FULL HOLE 4FH 5-1/4 4-9/32 4-1/2 4 2 2-13/16
4-1/2 FULL HOLE 4-1/2 FH 5-3/4 4-51/64 4 5 3 3

 

FLUSH JOINT STRAIGHT THREAD ABBREVIATION A B C D E F
M-50 M-50 2 1-3/4 1-5/16 4 NO 1-3/16
E-ROD E-ROD 1-5/16 1 1-1/2 3 NO 7/16
EW-ROD EW-ROD 1-3/8 1-1/16 1-9/16 3 NO 7/16
A-ROD A-ROD 1-5/8 1-17/64 1-3/4 3 NO 9/16
AW-ROD AW-ROD 1-3/4 1-3/8 1-3/4 3 NO 5/8
B-ROD B-ROD 1-29/32 1-13/32 1-7/8 3 NO 5/8
BW-ROD BW-ROD 2-1/8 1-11/16 2-1/4 3 NO 3/4
N-ROD 4 THREAD N-ROD 2-1/8 1-7/8 2-3/8 4 NO 1
N-ROD FAILING TYPE 3 THREAD N-ROD 2-3/8 1-7/8 2-3/4 3 NO 1-1/8
NW-ROD NW-ROD 2-5/8 2-7/32 2-3/4 3 NO 1-3/8

 

 

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