Anchor Drive Tools
For SS Helical Pier Anchors
These drive tools require the appropriate Kelly Bar Adapter. Each comes with bolts, nuts and lockwashers and a bent-arm retaining pin with coil lock.
| Catalog Number | SS Anchor Series Tool | Bolt Circle, Holes |
Approximate Weight, lbs. |
|---|---|---|---|
| 639001 | SS5/SS150 | 5 1/4″, (6) 1/2″ holes |
7 |
| C303-0195* | SS175 | 7 5/8″, (12) 5/8″ holes |
18 |
| C303-0201* | SS200 | 7 5/8″, (12) 5/8″ holes |
30 |
| C303-0202* | SS225 | 7 5/8″, (12) 5/8″ holes |
30 |
* Coupling to a Kelly bar adapter with a 5 1/4″ bolt circle requires use of T303-0166 adapter and limits tool’s maximum torque rating to 10,000 ft.-lb. (see Torque Indicators).
For RS3500 Helical Pier Anchors
Each comes with bolts, nuts and lockwashers.
| Catalog Number | Bolt Circle, Holes | Approximate Weight, lbs. |
|---|---|---|
| C303-0754* | 7 5/8″, (6) 5/8″ holes | 27 |
* Coupling to a Kelly bar adapter with a 5 1/4″ bolt circle requires use of T303-0166 adapter and limits tool’s maximum torque rating to 10,000 ft.-lb. (see Torque Indicators).
For RS278 Helical Pile Anchors
Each comes with bolts, nuts and lockwashers.
| Catalog Number | Bolt Circle, Holes | Approximate Weight, lbs. |
|---|---|---|
| C303-1490* | 5 1/4″, (6) 1/2″ holes | 19 |
*Maximum torque rating: 10,000 ft.-lb.
For Bumper Posts
Each comes with (6) 5/8″ bolts and a Bent-Arm retaining pin with coil lock.
| Catalog Number | Bolt Circle, Holes | Approx. Weight, lbs. |
|---|---|---|
| C303-0737* | 5 1/4″, (6) 1/2″ holes | 11 |
* Coupling to a Kelly bar adapter with a 5 1/4″ bolt circle requires use of T303-0166 adapter and limits tool’s maximum torque rating to 10,000 ft.-lb. (see Torque Indicators).
Universal Tools for STL Foundations

These tools fit STL Foundation Anchors with 9″ to 13 1/2″ bolt circles.
C303-0139 connects direct to a Kelly bar adapter with (6) 1/2″ furnished bolts. C303-0684 includes (12) 5/8″ bolts.
| Catalog Number | Bolt Circle, Holes | Approx. Weight, lbs. |
|---|---|---|
| C303-0139* | 5 1/4″, (6) 1/2″ tapped holes | 18 |
| C303-0684† | 7 5/8″, (6) 5/8″ drilled holes | 49 |
* Maximum torque rating for C303-0139: 10,000 ft.-lb.
† Maximum torque rating for C303-0684: 20,000 ft.-lb. Coupling C303-0684 to a Kelly bar adapter with a 5 1/4″ bolt circle requires use of T303-0166 adapter and limits tool’s maximum torque rating to 10,000 ft.-lb. (5 1/4″ to 7 5/8″ Bolt Circle Adapter).
For Decorative Lighting Foundation Anchors
This 10″-diameter drive plate fits the 8″ bolt circle of decorative lighting foundations. Connects direct to a Kelly bar adapter with (6) 1/2″ furnished bolts. Maximum torque rating: 10,000 ft.-lb.
| Catalog Number | Bolt Circle, Holes | Approx. Weight, lbs. |
|---|---|---|
| C303-0247* | 5 1/4″, (6) 1/2″ holes | 16 |
