- Drawing set containes 4 adjustable holder designs: 2 sizes of bushing holders, 1 drill chuck holder, 1 ER8 collet holder
- Holds drills, reamers, counterbores and countersinks
- Accurately centers tool when turret is misaligned with spindle centerline
- Bushings are inexpensive and save space. Make as many as needed
- Drill chuck holder has unlimited drill holding range up to maximum capacity
- ER8 collets are easy to use. This design fits commercially available collet nut caps
- Easy to fabricate using standard materials
- Additional drill adapter and bushing drawings included
- Bushing size: .250" dia. or .375" dia. Practical hole size range per bushing: 0 to 3/16"
- Chuck size: 0-5/32"
- ER8 collet holder size range: 1mm to 5 mm
- Shank diameter: 1/2"
Drawings & Instructions:
- 5 - 11x17 sheets fully engineered CAD drawings and materials list. Includes bonus tool drawings.
- 8 pages step-by-step construction instructions and set-up tips - with photos.