- Dynabrade?s Variable Speed Pencil Grinder offers precision deburring, finishing and engraving, with easily adjustable speed to suit each application. This is an essential tool for turbine blade manufacturers, tool & die shops, machine shops, investment castings, jewelry, medical implants, composites and more!
- High-Quality Air Line; 1/4″ (6 mm) in diameter and 5 feet (1.5 m) in length. Over-hose Assembly; Helps direct air and excess oil away from operator – 12″ (305 mm) in length. Variable Speed Flow Control; Adjust your desired speed with dial, up to 60,000 RPM. Unlike ?roll valves,? your speed stays set when turning tool off and on. One Touch Starts Tool at Desired Speed; Handy push-button for simple on/off operation. Tool comes on at same speed as when you shut it off!
- Ergonomic Tactile Grip; Tactile, non-slip grip is insulated for comfortable use. Large Precision Bearings; Ensure longer tool life than competitive models. Spindle Lock Allows Easy Collet Tightening; With ?thru-hole? for quick accessory change. No struggling with two wrenches! Low Collet Run-Out; Run-out of less than .003 minimizes vibration and ensures high-quality cut.
- Model accepts optional collet inserts: 1/16″ (51760) and 3/32″ (51674).
- Description
- Video
- Tool Specifications
- Parts
- Disassembly/ Assembly Instructions
- Air Tool Maintenance Guide
Tool Specifications
Mfr. Model # 52850
| Collet Insert Size | 1/8″ |
|---|---|
| Diameter [inches] | 0.6000 |
| hp | 0.1 |
| Max. Air Flow [SCFM] | 6.0 |
| Max. RPM | 60,000 |
| Air Inlet Thread | 1/4″ NPT |
| Exhaust Type | Rear |
| CE Certified | Yes |
| EAC Certified | Yes |
| Height [inches] | 4.25 |
| Length [inches] | 4.5 |
| Weight [pounds] | 0.7 |
| Width [inches] | 6.5 |
| Hose I.D. [inches] | 1/4″ |
| Vacuum Type | Non-Vacuum |
| EAN (UPC) Code | 0616026528505 |
| Motor Type | Rotary Vane |
| Motor Free Speed | 60000.0 |
| Tool Style | Straight Line |
Disassembly/ Assembly Instructions
| Disassembly/ Assembly Instructions |
|---|

3M 22397, Roloc Disc 361F, 60 YF-weight, TR, 1-1/2 in x NH, 7000045097
Standard Abrasives 78512, Ceramic Pro Type 27 Flap Disc, 645109, 4-1/2 in x 7/8 40 Y-weight, 7010301276
Standard Abrasives 54022, Ceramic Pro Type 27 Flap Disc, 645115, 7 in x 5/8-11 40 Y-weight, 7010369541, 10 per case
3M 76624, Roloc Disc 777F, 60 YF-weight, TR, 1 in, Die R100N, 7000045620
Norton 66254489931, Flap Disc, 4-1/2" X 7/8" Arbor Hole Full Diamond KGS Hybrid 60 Grit, 1 Each
3M 27642, Cubitron II Fibre Disc 982C, 80+, TN Quick Change, 4-1/2 in, Die TN450E, 7010326768
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3M 05050, Cloth Belt 384F, 80+ XF-weight, 3/4 in x 18 in, Fabri-lok, Full-flex, 7100141438, 200 per case
Standard Abrasives 712230, Cartridge Roll Mandrel, 1/8 in x 2 in x 1/4 in x 1-1/4 in x 4 in CM-11, 7000121797
3M 07413, Hand Sanding Stripping Pad 7413NA, 4.375 in x 11 in, Green, Coarse, 7010383727
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3M 05520, Sanding Block, Rubber, 2-3/4 in x 8 in, 7000028366
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3M 19771, Utility Cloth Sheet 314D, 9 in x 11 in P100 J-weight, 7000021272
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