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 DITCHERS AND HOLE AUGERS (Continued)
Post Hole Augers
Carbon Steel
Primary Electrode: Page 1-26
Alternate Electrodes: Pages 1-25 or 1-22
Welding Procedures: Apply above-mentioned
electrodes to upper face of flight and flight periphery;
hard-face top side of cutter teeth for self-sharpening
action and apply hard-facing to reaming edge and
cutting wings of pilot bit (Figure 2-44).
FIGURE 244. Had-Facing Post Hole Augers
2-52
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