All 4 1/4″ (108mm) Double Key Hollow Stem Augers feature a continuous hardfaced flighting design, 3/8″ (9.5mm) thick on the outer edge with a 5″ (127mm) pitch. The tool joints are made from 4142 alloy steel and feature double-bolt connections.
| Description | Part # | Lbs. | Kg. | |
| Auger Section | ||||
| 1 | 4 1/4″ (108mm) DK Hollow Stem Auger 4 1/4″ (108mm) I.D. x 7 5/8″ (194mm) O.D. x 5′ (1524mm) | A414200 | 99 | 44.9 |
| 2 | 4 1/4″ (108mm) DK Drive Cap with 1 5/8″ (41mm) Hex Pin | ADC414210 | 22 | 10 |
| 2 | 4 1/4″ (108mm) DK Drive Cap with 2″ (51mm) Hex Pin | ADC414211 | 25 | 11.3 |
| 3 | #4 Nut & Bolt for Rod-to-Cap Adapter | ANAB4 | 0.9 | 0.4 |
| 4 | 4 1/8″ (105mm) Pilot Bit Connector (AW Box – 2 3/8″ API Reg. Box) | APBC418AWB | 8 | 3.6 |
| 4 | 4 1/8″ (105mm) Pilot Bit Connector (AWJ Box – 2 3/8″ API Reg. Box) | APBC418AWJB | 11 | 5 |
| 4 | 4 1/8″ (105mm) Pilot Bit Connector (NW Box – 2 3/8″ API Reg. Box) | APBC418NWB | 11 | 5 |
| 4 | 4 1/8″ (105mm) Pilot Bit Connector (NWJ Box – 2 3/8″ API Reg. Box) | APBC418NWJB | 12 | 5.4 |
| 5 | Rod-to-Cap Adapter – AW Pin | ARCAAWP | 3 | 1.4 |
| 5 | Rod-to-Cap Adapter – AWJ Pin | ARCAAWJP | 3 | 1.4 |
| 5 | Rod-to-Cap Adapter – NW Pin | ARCANWP | 7 | 3.2 |
| 5 | Rod-to-Cap Adapter – NWJ Pin | ARCANWJP | 6 | 2.7 |
| 6 | AW Drill Rod – 5′ (1524mm) | ADR5AW | 21 | 9.5 |
| 6 | AWJ Drill Rod – 5′ (1524mm) | ADR5AWJ | 23 | 10.4 |
| 6 | NW Drill Rod – 5′ (1524mm) | ADR5NW | 31 | 14.1 |
| 6 | NWJ Drill Rod – 5′ (1524mm) | ADR5NWJ | 35 | 15.9 |
| Auger Repair Parts | ||||
| 1A | 4 1/4″ (108mm) DK Pin Tool Joint | ATJ4142P | 8 | 3.6 |
| 1B | 4 1/4″ (108mm) DK Box Tool Joint | ATJ4142B | 7 | 3.2 |
| 7 | ALB2 Auger Lock Bolt | ALB2 | 0.3 | 0.1 |
| 8 | ABN2 Auger Bushing Nut | ABN2 | 0.3 | 0.1 |
| 9 | ADK1 Auger Drive Key | ADK1 | 0.3 | 0.1 |
| Auger Cutterheads and Pilot Bits | ||||
| 10 | 4 1/4″ (108mm) DK Blade Cutterhead – 8 3/4″ (222mm) O.D. | ACH414250 | 16 | 7.3 |
| 10 | 4 1/4″ (108mm) DK Spade Cutterhead – 8 3/4″ (222mm) O.D. | ACH414251 | 20 | 9.1 |
| 10 | 4 1/4″ (108mm) DK Blade/Bullet Cutterhead – 8 3/4″ (222mm) O.D. | ACH414260 | 20 | 9.1 |
| 10 | 4 1/4″ (108mm) DK Spade/Bullet Cutterhead – 8 3/4″ (222mm) O.D. | ACH414261 | 22 | 10 |
| 10 | 4 1/4″ (108mm) DK Bullet Cutterhead – 8 3/4″ (222mm) O.D. | ACH414270 | 22 | 10 |
| 10 | 4 1/4″ (108mm) DK 5-T Cutterhead – 8 3/4″ (222mm) O.D. | ACH414271 | 22 | 10 |
| 11 | 4 1/8″ (105mm) Apex Pilot Bit, 2 3/8″ API Reg. Pin | APB418APX | 5 | 2.3 |
| 11 | 4 1/8″ (105mm) Bullet Pilot Bit, 2 3/8″ API Reg. Pin | APB418BUL | 8 | 4.1 |
