Section 3: Options & Accessories
SA20 Hydraulic Post Hole Diggers 317-215M
March 8, 2018
22
Rock Augers (Option)
Refer to Figure 3-5:
Bolt-on Rock Heads (Accessory)
Refer to Figure 3-6:
The SA20 Dirt Augers can be converted to Rock Augers
with this accessory. Remove existing dirt auger teeth and
point. Attach rock head (#1) to the auger with 1/2"-13
GR5 bolt (#2) and lock nut (#3). Clamp rock head to the
auger’s spiral flighting with wear caps (#4 & #5), 1/2"-13
GR5 bolts (#6), and lock nuts (#3). Tighten lock nuts (#3)
to the correct torque.
Rock Auger Teeth
Refer to Figure 3-7:
Rock Augers
Part No.
Part Description
317-280A
SA 6" X 2"
HEX HUB ROCK AUGER
317-263A
SA 9" X 2"
HEX HUB ROCK AUGER
317-264A
SA 12" X 2" HEX HUB ROCK AUGER
317-265A
SA 15" X 2" HEX HUB ROCK AUGER
317-266A
SA 18" X 2" HEX HUB ROCK AUGER
317-267A
SA 24" X 2" HEX HUB ROCK AUGER
Bolt-on Rock Heads
Part No.
Part Description
317-274A
SA 6" Bolt-on Rock Head Assembly
317-275A
SA 9" Bolt-on Rock Head Assembly
317-276A
SA 12" Bolt-on Rock Head Assembly
317-277A
SA 15" Bolt-on Rock Head Assembly
317-278A
SA 18" Bolt-on Rock Head Assembly
317-279A
SA 24" Bolt-on Rock Head Assembly
Rock Auger Teeth
Part No.
Part Description
820-695C Belltec Auger Tooth (For Rock Augers)
820-713C Pengo Rock Auger Tooth (Bolt-on Rock Heads)
2" Hex Hub Rock Augers
Figure 3-5
Bolt-on Rock Heads (12"Assembly Shown)
Figure 3-6
Rock Auger Teeth
Figure 3-7
70140
70132
4
6
3
1
2
3
5
820-695C
Bolt-on Rock Head Tooth
Rock Auger Tooth
820-713C