Internal Rotary Broaching Toolholder Set-Up Instructions
1. Place broach into holder, measure "L" length and record.
2. Insert setting plug and scribe "L" measurement. (If setting plug is not available, using the broach is acceptable)
3. Finger tighten (2) hex nuts located on flange of toolholder then place into a V-block. Lightly snug V-block clamp.
4. Set indicator to scribed "L" line on setting plug.
5. Tape live spindle and housing together to rotate holder as one piece. Using six (6) adjusting set screws indicate holder to a maximum of .001 total indicator reading. (T.I.R.)
Final Step: Lock two (2) hex nuts; snug all six (6) set screws against studs. Recheck against possible movement, insert broach into holder, bottom out and lock set screw.
You're ready to begin rotary broaching.
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