Shamrock Sales LLC.

Hammers and Bits

Down the hole hammers and button bits

Small Diameter Down the Hole  Hammer

 MODEL 020 040 060  080
 Bit Size (mm) 70 - 100 150 - 125 152 - 620

 190 - 253

 Outside Diameter 62 95 138 181
 Cylinder Bore 42 75 114 148
 Stroke 75 100 100 100
 Length 825 1052 1345 1521
 Weight 14 36 98 198


Down the Hole  Hammers

Bit Series and Specifications (standard bits)

Medium Diameter Down the Hole  Hammer

 MODEL 010 150 180
 Bit Size 254 - 305 380 - 445 445 - 610
 Outside Diameter 225 275 350
 Cylinder Bore 165 216 265
 Stroke 100 100 125
 Length (less bit) 1623 1930 2001
 Weight (less bit) 350 650  1240


Large Diameter Down the Hole  Hammer

 MODEL 200 240 300
 Bit Size 510 - 305 610 - 850 760 - 1100
 Outside Diameter 450 530 700
 Cylinder Bore 280 300 320
 Stroke 125 150 150
 Length (less bit) 1971 1981 1991
 Weight (less bit) 2100 3000  5350


 MODELSIZE BIT WEIGHT LENGTH DIAMETER
 020 Hammer2 3/4"
2.4 kg / 5.3 lbs
133. mm / 5.2 in
70.0 mm / 2.8 in
 020 Hammer3"2.5 kg / 5.5 lbs133. mm / 5.2 in
76.0 mm / 3.0 in
 040 Hammer4"
8.2 kg / 18.1 lbs
299. mm / 11.8 in
101.6 mm / 4.0 in
 040 Hammer4 1/8"
8.5 kg / 18.7 lbs299. mm / 11.8 in104.8 mm / 4.1 in
 040 Hammer​4 1/2"
8.8 kg / 19.4 lbs299. mm / 11.8 in
114.3 mm / 4.5 in
 040 Hammer4 7/8"10.0 kg / 22.0 lbs307. mm / 12.1 in
123.8 mm / 4.9 in
 060 Hammer6"
22.8 kg / 50.3 lbs
401.6 mm / 15.8 in
152.4 mm / 6.0 in
 060 Hammer6 1/2"24.8 kg / 54.7 lbs406.6 mm / 16.0 in
165.1 mm / 6.5 in
 060 Hammer8"
35.7 kg / 78.7 lbs430.9 mm / 17.0 in203.2 mm / 8.0 in
 080 Hammer8"48.8 kg / 107.6 lbs473.3 mm / 18.6 in
​203.2 mm / 8.0 in
 080 Hammer10"64.0 kg / 141.1 lbs503. mm / 19.8 in254.0 mm / 10.0 in
 080 Hammer12"100.0 kg / 220.5 lbs
528.0 mm / 20.8 in
304.8 mm / 12.0 in
 010 Hammer10"
94.0 kg / 207.2 lbs
528.5 mm / 20.8 in
254.0 mm / 10.0 in
 010 Hammer12"
120.0 kg / 264.6 lbs
553.5 mm / 21.8 in304.8 mm / 12.0 in
 120 Hammer12"135.0 kg / 297.6 lbs648.5 mm / 25.5 in304.8 mm / 12.0 in
 120 Hammer15"206.0 kg / 454.1 lbs
688.5 mm / 27.1 in
​381.0 mm / 15.0 in
 120 Hammer17 1/2"262.0 kg / 577.6 lbs
688.5 mm / 27.1 in
444.5 mm / 17.5 in
 120 Hammer508 mm
322.0 kg / 709.9 lbs
708.5 mm / 27.9 in
508.0 mm / 20.0 in
 150 Hammer15"
248.0 kg / 546.7 lbs
708.5 mm / 27.9 in
381.0 mm / 15.0 in
 150 Hammer17 1/2"
306.0 kg / 674.6 lbs
708.5 mm / 27.9 in444.5 mm / 17.5 in
 150 Hammer20"
366.0 kg / 806.9 lbs728.5 mm / 28.7 in
508.0 mm / 20.0 in
 200 Hammer20"
468.0 kg / 1029.5 lbs
788.8 mm / 31.1 in
508.0 mm / 20.0 in
 200 Hammer22"
612.0 kg / 1254. lbs788.8 mm / 31.1 in559.0 mm / 22.0 in
 200 Hammer24"
735.0 kg / 1616. lbs
808.8 mm / 31.8 in
610.0 mm / 24.0 in
 200 Hammer24"
988.0 kg / 2174. lbs
825.0 mm / 32.5 in
610.0 mm / 24.0 in
 260 Hammer26"
1055.0 kg / 2320. lbs825.0 mm / 32.5 in
660.0 mm / 26.0 in
 260 Hammer32"
1453.0 kg / 3197. lbs
910.0 mm / 35.8 in
813.0 mm / 32.0 in
 330 Hammer33"
2273.0 kg / 5000. lbs
910.0 mm / 35.8 in​
813.0 mm / 33.0 in
 330 Hammer36"2409.0 kg / 5300. lbs
910.0 mm / 35.8 in
813.0 mm / 36.0 in
 330 Hammer38"
3273.0 kg / 7200. lbs
910.0 mm / 35.8 in
813.0 mm / 38.0 in
 330 Hammer40"
3409.0 kg / 7500. lbs
910.0 mm / 35.8 in
813.0 mm / 40.0 in