American Pneumatic
American Pneumatic 155 Series Rock Drill
1557/8" x 3-1/4" HEX (A)Part No. 5229
1557/8" x 4-1/4" HEX (B)Part No. 5231
1551" x 4-1/4" HEX (C)Part No. 5233
American Pneumatic APT 155 (M155) Left Rotation Rock Drill
Old Part No. 5229 New Part No. 1280583323 (⅞” × 3-¼”) Dry
Old Part No. 5320 New Part No. 1280583177 (⅞” × 3-¼”) Wet
Old Part No. 5231 New Part No. 1280583324 (⅞” × 4-¼”) Dry
Old Part No. 5232 New Part No. 1280583325 (⅞” × 4-¼”) Wet
Old Part No. 5233 New Part No. 1280583326 (1” × 4-¼”) Dry
Old Part No. 5234 New Part No. 1280583327 (1” × 4-¼”) Wet
The 155 at 61lbs is a 60lb Class, Heavy Weight, Sinker Rock Drill.
All Chuck Options are available as well as the “Wet” version for Dust control.
It has Three Throttle Settings and is designed for Drilling Holes in Solid Concrete and Natural Stone from ½”Dia up to reasonably about 3-3/4”Dia.
This Rock Drill is for Drilling Solid Concrete or Natural Stone, preferably crystalline stone such as Granite. It is Not designed to Drill Broken or Crumbled Rock formations. It is commonly used in General Construction, Quarry Work, Ramp and Bridge Work, Plant Maintenance, and more.
It is a Rock Drill Only- Points, Chisels, etc are Not used in this tool.
American Pneumatic APT 155 (M155) Left Rotation Rock Drill
Old Part No. 5229 New Part No. 1280583323 (7/8” × 3-1/4”) Dry
Old Part No. 5230 New Part No. 1280583177 (7/8” × 3-1/4”) Wet
Old Part No. 5231 New Part No. 1280583324 (7/8” × 4-1/4”) Dry
Old Part No. 5232 New Part No. 1280583325 (7/8” × 4-1/4”) Wet
Old Part No. 5233 New Part No. 1280583326 (1” × 4-1/4”) Dry
Old Part No. 5234 New Part No. 1280583327 (1” × 4-1/4”) Wet
Choose the Chuck Size, then add your tool to EZ Quote.
| Select Your Tool | |||
|---|---|---|---|
| Part Number | 5229 | 5231 | 5233 |
| All Shank Sizes | 7/8" x 3-1/4" | 7/8" x 4-1/4" | 1" x 4-1/4" |
| Bore (inches) | 2-5/8 | ||
| Stroke Length (inch) | 3 | ||
| Blows per Minute | 2100 | ||
| Air Consumption (CFM) | 110-120 | ||
| Weight (lb) | 61 | ||
| Overall Length (inches) | 22-3/8 | ||
| Air Inlet (inch) | 3/4 MNPT | ||
Compare Complete Drills, Select Your Model and Quantity, Then Add To EZ Quote.
Linked model: 155 · Part 5233.
| All Shank Sizes | 7/8" x 3-1/4" |
|---|---|
| All Shank Sizes | 7/8" x 4-1/4" |
| All Shank Sizes | 1" x 4-1/4" |
| Bore (inch) | 2-5/8 |
| Stroke Length (inch) | 3 |
| Impact frequency (blows/min) | 2100 |
| Air consumption (cfm) | 110-120 |
| Weight (lb) | 61 |
| Length (inch) | 22-3/8 |
| Air Inlet (inch) | 3/4 MNPT |
Match the shank and part number. These are complete tools, not replacement parts.
| Model, shank & part number | Quote |
|---|---|
| 1557/8" x 3-1/4" HEX (A)Part 5229 | |
| 1557/8" x 4-1/4" HEX (B)Part 5231 | |
| 1551" x 4-1/4" HEX (C)Part 5233 |
H thread rods and matching cross or button bits.
AH series · 7/8" × 3-1/4" shank
Part # AH-1
Part # AH-1.5
Part # AH-2
Part # AH-3
Part # AH-4
Part # AH-5
Part # AH-6
Scroll for more sizes
BH series · 7/8" × 4-1/4" shank
Part # BH-1
Part # BH-1.5
Part # BH-2
Part # BH-3
Part # BH-4
Part # BH-5
Part # BH-6
Scroll for more sizes
CH series · 1" × 4-1/4" shank
Part # CH-1
Part # CH-1.5
Part # CH-2
Part # CH-3
Part # CH-4
Part # CH-5
Part # CH-6
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Cross carbide insert bit
Part # HC-125
Part # HC-138
Part # HC-150
Part # HC-158
Part # HC-175
Part # HC-178
Part # HC-200
Scroll for more sizes
Button carbide insert bit
Part # HB-125
Part # HB-138
Part # HB-150
Part # HB-158
Part # HB-175
Part # HB-178
Part # HB-200
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R25 / 100 rods and matching cross or button bits.
AZ series · 7/8" × 3-1/4" shank
Part # AZ-1
Part # AZ-1.5
Part # AZ-2
Part # AZ-3
Part # AZ-4
Part # AZ-5
Part # AZ-6
Scroll for more sizes
BZ series · 7/8" × 4-1/4" shank
Part # BZ-1
Part # BZ-1.5
Part # BZ-2
Part # BZ-3
Part # BZ-4
Part # BZ-5
Part # BZ-6
Scroll for more sizes
CZ series · 1" × 4-1/4" shank
Part # CZ-1
Part # CZ-1.5
Part # CZ-2
Part # CZ-3
Part # CZ-4
Part # CZ-5
Part # CZ-6
Scroll for more sizes
Cross carbide insert bit
Part # ZX-125
Part # ZX-138
Part # ZX-150
Part # ZX-158
Part # ZX-175
Part # ZX-178
Part # ZX-200
Scroll for more sizes
Button carbide insert bit
Part # ZB-125
Part # ZB-138
Part # ZB-150
Part # ZB-158
Part # ZB-175
Part # ZB-178
Part # ZB-200
Scroll for more sizes
Choose length, drilling depth and diameter.
A series · 7/8" × 3-1/4" shank
Part # A9-58
Part # A9-75
Part # A9-78
Part # A9-100
Part # A9-118
Part # A9-125
Part # A9-150
Part # A12-58
Part # A12-75
Part # A12-78
Part # A12-100
Part # A12-118
Part # A12-125
Part # A12-150
Part # A18-58
Part # A18-75
Part # A18-78
Part # A18-100
Part # A18-118
Part # A18-125
Part # A18-150
Part # A24-58
Part # A24-75
Part # A24-78
Part # A24-100
Part # A24-118
Part # A24-125
Part # A24-150
Part # A30-58
Part # A30-75
Part # A30-78
Part # A30-100
Part # A30-118
Part # A30-125
Part # A30-150
Scroll for more sizes
B series · 7/8" × 4-1/4" shank
Part # B9-58
Part # B9-75
Part # B9-78
Part # B9-100
Part # B9-118
Part # B9-125
Part # B9-150
Part # B12-58
Part # B12-75
Part # B12-78
Part # B12-100
Part # B12-118
Part # B12-125
Part # B12-150
Part # B18-58
Part # B18-75
Part # B18-78
Part # B18-100
Part # B18-118
Part # B18-125
Part # B18-150
Part # B24-58
Part # B24-75
Part # B24-78
Part # B24-100
Part # B24-118
Part # B24-125
Part # B24-150
Part # B30-58
Part # B30-75
Part # B30-78
Part # B30-100
Part # B30-118
Part # B30-125
Part # B30-150
Scroll for more sizes
C series · 1" × 4-1/4" shank
Part # C9-58
Part # C9-75
Part # C9-78
Part # C9-100
Part # C9-118
Part # C9-125
Part # C9-150
Part # C12-58
Part # C12-75
Part # C12-78
Part # C12-100
Part # C12-118
Part # C12-125
Part # C12-150
Part # C18-58
Part # C18-75
Part # C18-78
Part # C18-100
Part # C18-118
Part # C18-125
Part # C18-150
Part # C24-58
Part # C24-75
Part # C24-78
Part # C24-100
Part # C24-118
Part # C24-125
Part # C24-150
Part # C30-58
Part # C30-75
Part # C30-78
Part # C30-100
Part # C30-118
Part # C30-125
Part # C30-150
Scroll for more sizes
Drill rodsAH series · 7/8" × 3-1/4" shank | ||
|---|---|---|
| Length under collar Feet (Inches) | Rod part number & quote | |
| 1' (12") | AH-1 | |
| 1'6" (18") | AH-1.5 | |
| 2' (24") | AH-2 | |
| 3' (36") | AH-3 | |
| 4' (48") | AH-4 | |
| 5' (60") | AH-5 | |
| 6' (72") | AH-6 | |
Drill rodsBH series · 7/8" × 4-1/4" shank | ||
| Length under collar Feet (Inches) | Rod part number & quote | |
| 1' (12") | BH-1 | |
| 1'6" (18") | BH-1.5 | |
| 2' (24") | BH-2 | |
| 3' (36") | BH-3 | |
| 4' (48") | BH-4 | |
| 5' (60") | BH-5 | |
| 6' (72") | BH-6 | |
Drill rodsCH series · 1" × 4-1/4" shank | ||
| Length under collar Feet (Inches) | Rod part number & quote | |
| 1' (12") | CH-1 | |
| 1'6" (18") | CH-1.5 | |
| 2' (24") | CH-2 | |
| 3' (36") | CH-3 | |
| 4' (48") | CH-4 | |
| 5' (60") | CH-5 | |
| 6' (72") | CH-6 | |
| Rock bitsBits shown fit all “H” thread rods in this chart. Choose diameter independently of rod length. | ||
| Diameter (inches) | Cross carbide insert bitFor broken & rough rock | Button carbide insert bitFor fast penetration |
| 1-1/4" | HC-125 | HB-125 |
| 1-3/8" | HC-138 | HB-138 |
| 1-1/2" | HC-150 | HB-150 |
| 1-5/8" | HC-158 | HB-158 |
| 1-3/4" | HC-175 | HB-175 |
| 1-7/8" | HC-178 | HB-178 |
| 2" | HC-200 | HB-200 |
Drill rodsAZ series · 7/8" × 3-1/4" shank | ||
|---|---|---|
| Length under collar Feet (Inches) | Rod part number & quote | |
| 1' (12") | AZ-1 | |
| 1'6" (18") | AZ-1.5 | |
| 2' (24") | AZ-2 | |
| 3' (36") | AZ-3 | |
| 4' (48") | AZ-4 | |
| 5' (60") | AZ-5 | |
| 6' (72") | AZ-6 | |
Drill rodsBZ series · 7/8" × 4-1/4" shank | ||
| Length under collar Feet (Inches) | Rod part number & quote | |
| 1' (12") | BZ-1 | |
| 1'6" (18") | BZ-1.5 | |
| 2' (24") | BZ-2 | |
| 3' (36") | BZ-3 | |
| 4' (48") | BZ-4 | |
| 5' (60") | BZ-5 | |
| 6' (72") | BZ-6 | |
Drill rodsCZ series · 1" × 4-1/4" shank | ||
| Length under collar Feet (Inches) | Rod part number & quote | |
| 1' (12") | CZ-1 | |
| 1'6" (18") | CZ-1.5 | |
| 2' (24") | CZ-2 | |
| 3' (36") | CZ-3 | |
| 4' (48") | CZ-4 | |
| 5' (60") | CZ-5 | |
| 6' (72") | CZ-6 | |
| Rock bitsBits shown fit the 1-inch Rope / R25 / 100 rods in this chart. Choose diameter independently of rod length. | ||
| Diameter (inches) | Cross carbide insert bitFor broken & rough rock | Button carbide insert bitFor fast penetration |
| 1-1/4" | ZX-125 | ZB-125 |
| 1-3/8" | ZX-138 | ZB-138 |
| 1-1/2" | ZX-150 | ZB-150 |
| 1-5/8" | ZX-158 | ZB-158 |
| 1-3/4" | ZX-175 | ZB-175 |
| 1-7/8" | ZX-178 | ZB-178 |
| 2" | ZX-200 | ZB-200 |
| A series · 7/8" × 3-1/4" shank | |||
|---|---|---|---|
| Length under collar (inches) | Drill depth (inches) | Drill diameter (inches) | Part number & quote |
| 9" | 6" | 5/8" | A9-58 |
| 9" | 6" | 3/4" | A9-75 |
| 9" | 6" | 7/8" | A9-78 |
| 9" | 6" | 1" | A9-100 |
| 9" | 6" | 1-1/8" | A9-118 |
| 9" | 6" | 1-1/4" | A9-125 |
| 9" | 6" | 1-1/2" | A9-150 |
| 12" | 9" | 5/8" | A12-58 |
| 12" | 9" | 3/4" | A12-75 |
| 12" | 9" | 7/8" | A12-78 |
| 12" | 9" | 1" | A12-100 |
| 12" | 9" | 1-1/8" | A12-118 |
| 12" | 9" | 1-1/4" | A12-125 |
| 12" | 9" | 1-1/2" | A12-150 |
| 18" | 15" | 5/8" | A18-58 |
| 18" | 15" | 3/4" | A18-75 |
| 18" | 15" | 7/8" | A18-78 |
| 18" | 15" | 1" | A18-100 |
| 18" | 15" | 1-1/8" | A18-118 |
| 18" | 15" | 1-1/4" | A18-125 |
| 18" | 15" | 1-1/2" | A18-150 |
| 24" | 21" | 5/8" | A24-58 |
| 24" | 21" | 3/4" | A24-75 |
| 24" | 21" | 7/8" | A24-78 |
| 24" | 21" | 1" | A24-100 |
| 24" | 21" | 1-1/8" | A24-118 |
| 24" | 21" | 1-1/4" | A24-125 |
| 24" | 21" | 1-1/2" | A24-150 |
| 30" | 27" | 5/8" | A30-58 |
| 30" | 27" | 3/4" | A30-75 |
| 30" | 27" | 7/8" | A30-78 |
| 30" | 27" | 1" | A30-100 |
| 30" | 27" | 1-1/8" | A30-118 |
| 30" | 27" | 1-1/4" | A30-125 |
| 30" | 27" | 1-1/2" | A30-150 |
| B series · 7/8" × 4-1/4" shank | |||
| Length under collar (inches) | Drill depth (inches) | Drill diameter (inches) | Part number & quote |
| 9" | 6" | 5/8" | B9-58 |
| 9" | 6" | 3/4" | B9-75 |
| 9" | 6" | 7/8" | B9-78 |
| 9" | 6" | 1" | B9-100 |
| 9" | 6" | 1-1/8" | B9-118 |
| 9" | 6" | 1-1/4" | B9-125 |
| 9" | 6" | 1-1/2" | B9-150 |
| 12" | 9" | 5/8" | B12-58 |
| 12" | 9" | 3/4" | B12-75 |
| 12" | 9" | 7/8" | B12-78 |
| 12" | 9" | 1" | B12-100 |
| 12" | 9" | 1-1/8" | B12-118 |
| 12" | 9" | 1-1/4" | B12-125 |
| 12" | 9" | 1-1/2" | B12-150 |
| 18" | 15" | 5/8" | B18-58 |
| 18" | 15" | 3/4" | B18-75 |
| 18" | 15" | 7/8" | B18-78 |
| 18" | 15" | 1" | B18-100 |
| 18" | 15" | 1-1/8" | B18-118 |
| 18" | 15" | 1-1/4" | B18-125 |
| 18" | 15" | 1-1/2" | B18-150 |
| 24" | 21" | 5/8" | B24-58 |
| 24" | 21" | 3/4" | B24-75 |
| 24" | 21" | 7/8" | B24-78 |
| 24" | 21" | 1" | B24-100 |
| 24" | 21" | 1-1/8" | B24-118 |
| 24" | 21" | 1-1/4" | B24-125 |
| 24" | 21" | 1-1/2" | B24-150 |
| 30" | 27" | 5/8" | B30-58 |
| 30" | 27" | 3/4" | B30-75 |
| 30" | 27" | 7/8" | B30-78 |
| 30" | 27" | 1" | B30-100 |
| 30" | 27" | 1-1/8" | B30-118 |
| 30" | 27" | 1-1/4" | B30-125 |
| 30" | 27" | 1-1/2" | B30-150 |
| C series · 1" × 4-1/4" shank | |||
| Length under collar (inches) | Drill depth (inches) | Drill diameter (inches) | Part number & quote |
| 9" | 6" | 5/8" | C9-58 |
| 9" | 6" | 3/4" | C9-75 |
| 9" | 6" | 7/8" | C9-78 |
| 9" | 6" | 1" | C9-100 |
| 9" | 6" | 1-1/8" | C9-118 |
| 9" | 6" | 1-1/4" | C9-125 |
| 9" | 6" | 1-1/2" | C9-150 |
| 12" | 9" | 5/8" | C12-58 |
| 12" | 9" | 3/4" | C12-75 |
| 12" | 9" | 7/8" | C12-78 |
| 12" | 9" | 1" | C12-100 |
| 12" | 9" | 1-1/8" | C12-118 |
| 12" | 9" | 1-1/4" | C12-125 |
| 12" | 9" | 1-1/2" | C12-150 |
| 18" | 15" | 5/8" | C18-58 |
| 18" | 15" | 3/4" | C18-75 |
| 18" | 15" | 7/8" | C18-78 |
| 18" | 15" | 1" | C18-100 |
| 18" | 15" | 1-1/8" | C18-118 |
| 18" | 15" | 1-1/4" | C18-125 |
| 18" | 15" | 1-1/2" | C18-150 |
| 24" | 21" | 5/8" | C24-58 |
| 24" | 21" | 3/4" | C24-75 |
| 24" | 21" | 7/8" | C24-78 |
| 24" | 21" | 1" | C24-100 |
| 24" | 21" | 1-1/8" | C24-118 |
| 24" | 21" | 1-1/4" | C24-125 |
| 24" | 21" | 1-1/2" | C24-150 |
| 30" | 27" | 5/8" | C30-58 |
| 30" | 27" | 3/4" | C30-75 |
| 30" | 27" | 7/8" | C30-78 |
| 30" | 27" | 1" | C30-100 |
| 30" | 27" | 1-1/8" | C30-118 |
| 30" | 27" | 1-1/4" | C30-125 |
| 30" | 27" | 1-1/2" | C30-150 |
Longer lengths available for most tools. Call 800-241-9669 for help matching your tool.
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