Uploaded March 2020 | Updated September 2026, 1 week ago

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Here is my reamer basics video to go along with my basic machining class at Parkland College. Check out the other videos in the series:

Drill Bit Basics: youtu.be/uTu6pHTR0KA
Countersinks and Counterbores: youtu.be/SbGG98P_cS4
Endmill Basics: youtu.be/Y9Qi29WqOCs

Stock allowance chart:
1. 1/32 to 1/8 (1 to 3mm) leave .003-.006” (.07 to .14mm)
2. 1/8 to ¼ (3 to 6mm) leave .005-.009” (.13 to .23mm)
3. ¼ to 3/8 (6 to 9mm) leave .007-.012” (.17 to .30mm)
4. 3/8 to ½ (9 to 12mm) leave .010-.015” (.25 to .50mm)
5. ½ to ¾ (12 to 20mm) leave 1/64 to 1/32” (.50 to 1mm)
6. ¾ to 1 (20 to 25mm) leave 1/32” (1mm)

Class handout: drive.google.com/open?id=1iTlUNRijasnCxPsCl-xC0YuGeBh85-9h


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