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Product Comparison Tables
Below you can select which Hammer, Button Bit or Overburden System suitable for your requirements. Click on the links provided for more detailed information on each product. (For Metric Measurements click here.) |
DTH Hammers - Valveless Hammers |
| Hammer Type
|
Std Bit Range
|
Bit Shank Option
|
Backhead
|
Length
(in) |
Diameter
(in) |
Bore
(in) |
Piston Stroke
|
Piston Weight
(lb) |
Hammer Weight
(lb) |
| Hyper 31 |
90/100 |
Mach33
IR3.5
A3015 |
2.3/8 Reg Pin |
34.57 |
3.12 |
2.45 |
102 |
11.02 |
52.91 |
| Hyper 41 |
105/127 |
DHD340A / Cop44
SD4
XL4 |
2.3/8 RegPin |
38.98 |
3.75 |
3.00 |
108 |
17.64 |
81.57 |
| Hyper 51 |
127/152 |
DHD350R SD5
QL50 |
3.1/2 Reg Pin |
43.94 |
4.5 |
3.62 |
108 |
34.17 |
145.5 |
| Hyper 63 |
152/216 |
DHD360
SD6 |
3.1/2 Reg Pin |
48.5 |
5.55 |
4.58 |
108 |
49.16 |
211.64 |
| Hyper 81 |
203/254 |
DHD380
SD8 |
4.1/2 Reg Pin |
55.47 |
7.25 |
5.88 |
102 |
113.32 |
427.69 |
| Hyper 101 |
254/305 |
SD10
N100 |
6.5/8 Reg Pin |
62.01 |
8.86 |
6.89 |
127 |
149.91 |
745.15 |
| Hyper 121 |
302/445 |
N120
DHD112
SD12 |
6.5/8 Reg Pin |
74.37 |
10.71 |
8.5 |
127 |
275.58 |
1488.11 |
| Hyper 181 |
458/610 |
N180
SD18 |
8.5/8 Reg Pin |
86.02 |
15.98 |
12.24 |
146 |
725.31 |
3545.00 |
| Hyper 241 |
610/864 |
N240
|
8.5/8 Reg Pin |
92.72 |
22.99 |
17.05 |
162 |
1388.90 |
5533.55 |
| Hyper 301S |
863/1090 |
XL24 |
10" Beco |
100 |
29.33 |
17.05 |
152 |
1388.90 |
8818.40 |
DTH Hammers - Valved Hammers |
| Hammer Type
|
Std. Bit Range
|
Bit Shank Options
|
Back Head
|
Length
(in) |
Diameter
(in) |
Bore
(in) |
Piston Stroke
|
Piston Weight
(lb) |
Hammer Weight
(lb) |
| BR1 |
60/64 |
BR1 |
RD40 Box |
27.91 |
2.01 |
1.42 |
76 |
2.2 |
17.64 |
| BR2 |
70/85 |
BR2 |
RD50 Box |
32.99 |
2.44 |
1.68 |
101 |
3.97 |
28.66 |
| BR3 |
85/95 |
BR3 |
2.3/8 Reg Pin |
30.24 |
3.07 |
2.00 |
101 |
5.51 |
48.50 |
| BR33 |
90/100 |
BR33 / BR3 |
2.3/8 Reg Pin |
30.24 |
3.13 |
2.24 |
101 |
6.61 |
55.12 |
| BR4 |
105/127 |
BR4 / DHD24 |
2.3/8 Reg Pin |
35.94 |
3.74 |
2.68 |
152 |
10.58 |
76.28 |
| Bit Diameter
(in) |
Bit Shank Options
|
Bulroc Hammer
|
Face Design
|
Approx Net Weight
(lb) |
| 2.36 - 2.52 |
BR 1 |
BR 1 |
Flat |
3.97 - 4.19 |
| 2.76 - 3.35 |
BR 2 |
BR 2 |
Flat |
5.51 - 5.95 |
| 3.35 - 3.74 |
BR 3 |
BR 3 |
Convex |
6.61 - 8.38 |
| 3.54 - 3.94 |
BR 33 |
BR 33 |
Convex |
7.50 - 9.04 |
| 3.54 - 3.94 |
Mach 33 |
Hyper 31 |
Convex |
7.50 - 9.70 |
| 3.74 - 4.13 |
DHD 3.5 / XL 3 |
Hyper 31 |
Convex |
8.38 - 10.80 |
| 4.13 - 5.00 |
340A / Cop44 / SD 4 / Mach 44 / XL4 |
Hyper 41 |
Convex/Flat |
18.52 - 21.83 |
| 5.00 - 5.98 |
350R / SD5 / QL50 / Mach50 |
Hyper 51 |
Convex/Flat |
33.95 - 41.45 |
| 5.98 - 8.50 |
360 / SF6 SD6 / Mach60 |
Hyper 63 |
Concave |
56.22 - 75.84 |
| 7.87 - 10.00 |
380 / SD8 / Mach 80 |
Hyper 81 |
Concave |
74.52 - 113.54 |
| 10.00 - 12.00 |
SD10 / N100 |
Hyper 101 |
Concave |
209.44 - 352.74 |
| 11.89 - 17.52 |
SD12 / N120 / DHD112 |
Hyper 121 |
Concave |
350.53 - 687.84 |
| 18.03 - 24.02 |
N180 / SD18 |
Hyper 181 |
Concave |
1225.76 - 1582.90 |
| 24.02 - 34.06 |
N240 |
Hyper 241 |
Concave |
2171.53 - 7517.69 |
| 33.98 - 42.92 |
XL24 |
Hyper 301S |
Concave |
4464.32 - 5377.76 |
DTH Hammers - R.C.Hammers |
| Hammer Type
|
Std Bit Range
|
Bit Shank Option
|
Backhead
|
Length
(in) |
Diameter
(in) |
Piston Stroke
|
Hammer Weight
(lb) |
| BRC 4 |
108/115 |
BRC4 |
3.5DWT |
40.35 |
3.86 |
6.6 |
88.18 |
| BRC 5 |
127/133 |
BRC5 |
4.5DWT |
45.91 |
4.76 |
8.7 |
130.07 |
Reverse Circulation Hammers |
| Bit Diameter
(in) |
Bit Shank Options
|
Bulroc Hammer
|
Face Design
|
Approx Net Weight
(lb) |
| 4.25 - 4.53 |
BRC 4 |
BRC 4 |
Concave |
20.28 - 25.57 |
| 5.00 - 5.24 |
BRC 5 |
BRC 5 |
Concave |
28.44 - 31.31 |
Eccentric Overburden Systems |
| System Size
|
Hole Diameter
(in) |
Closed Diameter
(in) |
Major Body Diameter
(in) |
Casing O/D
(in) |
Casing I/D
(in) |
System Weight
(lb) |
Hammer Size
|
| ODS 90 |
4.88 |
3.6 |
3.94 |
4.50 |
3.96 |
35.27 |
Hyper 31 |
| ODS 115T |
6.10 |
4.53 |
4.80 |
5.51 |
4.88 |
66.14 |
Hyper 41 |
| ODS 115W |
6.10 |
4.53 |
4.90 |
5.51 |
5.00 |
69.44 |
Hyper 41 |
| ODS 140 |
7.40 |
5.53 |
5.94 |
6.63 |
6.06 |
119.05 |
Hyper 51 |
| ODS 160 |
8.46 |
6.30 |
6.77 |
7.63 |
6.85 |
165.35 |
Hyper 63 |
| ODS 165 |
8.46 |
6.54 |
7.01 |
7.63 |
7.13 |
165.35 |
Hyper 63 |
| ODS 190 |
9.33 |
7.48 |
7.99 |
8.62 |
8.11 |
253.53 |
Hyper 63 |
| ODS 215 |
10.87 |
8.54 |
9.29 |
10.00 |
9.45 |
418.87 |
Hyper 81 |
| ODS 235 |
12.20 |
9.50 |
9.88 |
10.75 |
10.02 |
374.78 |
Hyper 81 |
| ODS 240 |
12.20 |
9.50 |
10.08 |
10.75 |
10.24 |
374.78 |
Hyper 81 |
Concentric Overburden Systems |
System Size
|
Hole Diameter
(in) |
Closed Diameter
(in) |
Major Body Diameter
(in) |
Casing O/D
(in) |
Casing I/D
(in) |
System Weight
(lb) |
Hammer Size
|
| CDS 235 |
11.42 |
9.25 |
9.88 |
10.75 |
10.04 |
297.62 |
Hyper 81 |
| CDS 240 |
11.42 |
9.45 |
10.08 |
10.75 |
10.24 |
308.64 |
Hyper 81 |
| CDS 280 |
13.39 |
11.06 |
11.81 |
12.76 |
11.97 |
661.38 |
Hyper 101 |
| CDS 365 |
16.73 |
14.35 |
15.00 |
15.98 |
15.24 |
1212.53 |
Hyper 125 / 141 |
| CDS 460 |
20.87 |
17.99 |
18.70 |
20.00 |
19.02 |
1741.63 |
Hyper 125 / 141 |
| CDS 510 |
22.95 |
20.12 |
20.75 |
22.01 |
20.98 |
2976.21 |
Hyper 181 |
| CDS 560 |
25.20 |
22.05 |
22.83 |
24.02 |
22.99 |
3417.13 |
Hyper 181 |
| CDS 610 |
27.36 |
24.06 |
24.80 |
25.94 |
24.92 |
3946.23 |
Hyper 181/241 |
| CDS 745 |
33.07 |
29.37 |
30.53 |
32.01 |
30.71 |
6393.34 |
Hyper 241 |
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