PRECISION GROUND DRILL ROD
 
O1 (OIL HARDENING)
W1 (WATER HARDENING)
STANDARD LENGTH - 36"
Size  
Fraction Decimal Lbs/3Ft
1/16 0.0625 .300
5/64 0.0781 .051
3/32 0.0937 .069
7/64 0.1093 .093
1/8 0.1250 .126
9/64 0.1406 .156
5/32 0.1562 .198
11/64 0.1718 .234
3/16 0.1875 .282
13/64 0.2031 .327
7/32 0.2187 .387
15/64 0.2343 .441
1/4 0.2500 .501
17/64 0.2656 .561
9/32 0.2812 .639
19/64 0.2968 .702
5/16 0.3125 .780
21/64 0.3281 .861
11/32 0.3437 .940
23/64 0.3593 1.032
3/8 0.3750 1.125
25/64 0.3906 1.221
13/32 0.4062 1.311
27/64 0.4218 1.416
7/16 0.4375 1.530
29/64 0.4531 1.626
15/32 0.4687 1.749
31/64 0.4843 1.875
1/2 0.5000 2.000
33/64 0.5156 2.130
17/32 0.5312 2.250
35/64 0.5468 2.390
9/16 0.5625 2.530
37/64 0.5781 2.670
19/32 0.5937 2.810
39/64 0.6093 3.000
5/8 0.6250 3.130
41/64 0.6406 3.310
21/32 0.6562 3.440
43/64 0.6718 3.560
11/16 0.6875 3.750
23/32 0.7187 4.130
47/64 0.7343 4.310
3/4 0.7500 4.500
49/64 0.7656 4.690
25/32 0.7812 4.880
51/64 0.7968 5.120
13/16 0.8125 5.250
53/64 0.8281 5.480
27/32 0.8437 5.690
7/8 0.8750 6.130
57/64 0.8906 6.350
29/32 0.9062 6.560
15/16 0.9375 7.000
31/32 0.9687 7.590
63/64 0.9843 7.750
1 1.0000 8.000
1-1/16 1.0625 9.030
1-1/8 1.1250 10.125
1-3/16 1.1875 11.310
1-1/4 1.2500 12.500
1-5/16 1.3125 13.800
1-3/8 1.3750 15.150
1-1/2 1.5000 18.000
1-5/8 1.6250 21.150
1-3/4 1.7500 24.510
1-13/16 1.8125 26.310
2 2.0000 32.040
O1 (OIL HARDENING)
W1 (WATER HARDENING)
STANDARD LENGTH - 36"
METRIC DRILL ROD
Size  
Millimeter Decimal Lbs/3Ft
2 0.0787 0.0496
3 0.1181 0.1117
4 0.1575 0.1987
5 0.1969 0.3105
6 0.2362 0.4469
7 0.2756 0.6084
8 0.3150 0.7948
9 0.3543 1.0050
10 0.3937 1.2420
11 0.4331 1.5020
12 0.4724 1.7880
13 0.5118 2.0980
14 0.5512 2.4340
15 0.5906 2.7940
16 0.6299 3.1780
17 0.6693 3.6005
18 0.7087 4.0230
20 0.7874 4.9660
22 0.8661 6.1470
25 0.9843 7.7600
30 1.1811 11.1740
A-2 DRILL ROD
Size  
Inches Decimal Lbs/3Ft
3/16 0.1875 0.3757
1/4 0.2500 0.5010
5/16 0.3125 0.7800
3/8 0.3750 1.1250
7/16 0.4375 1.5330
1/2 0.5000 2.0010
9/16 0.5825 2.5350
5/8 0.6250 3.1260
3/4 0.7500 4.5030
7/8 0.8750 6.1260
1 1.0000 8.0000
STANDARD MANUFACTURING TOLERANCES FOR DRILL ROD:
SIZE RANGE MM EQUIVALENT TOLERANCES
UP TO .124" UP TO 3.15 MM +/- .0003"
.125" TO 1.499" 3.17 TO 38.07 MM +/- .0005"