Airrex
Comet Rock Drill
See complete drill models, specifications and accessory options below.
Technical Specs
Compare complete drills. + Quote adds one item; review your quote list to adjust quantities.
| Description | Model B |
|---|---|
| Part no | 5340 |
| Weight (lb) | 40 |
| Length incl. drill steel retainer (inch) | 20 |
| Drill steel chuck hex (inch) | 7/8 x 4-1/4 |
| Impact frequency (blows/min) | 2100 |
| Impact frequency (Hz) | 35 |
| Rotation Speed (rpm) | 190 |
| Penetration Rate (inch/min) | 11.6 |
| Hose connection (inch) | 1 |
| Air consumption (cfm) | 84 @ 92 PSI |
| Vibration level 3 axes (ISO 20643) (m/sec²) | 23.2 |
| Sound power level guaranteed (2000/14/EC) (Lw, dB(A)) | 119 |
| Sound pressure level (ISO 11203) (Lp, r = 1m) | 106 |
| Complete tool | Model BPart 53407/8" x 4-1/4" HEX (B) |
Accessory Tools
“H” Thread Rods & Bits
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 | |
| 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 |
1-inch Rope / R25 / 100 Rods & Bits
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 | |
| 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 |
1 Piece Plug Bits
| 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 |
Longer lengths available for most tools. Call 800-241-9669 for help matching your tool.
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