- 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).
Tool Specifications
Mfr. Model # 52856
| Collet Insert Size | 3 mm |
|---|---|
| hp | 0.1 |
| Max. RPM | 60,000 |
| Air Inlet Thread | 1/4″ NPT |
| Exhaust Type | Rear |
| Vacuum Type | Non-Vacuum |
| Motor Type | Rotary Vane |
| CE Certified | Yes |
| EAN (UPC) Code | 0616026528567 |
| EAC Certified | Yes |
| Item Weight [pounds] | 1.35 |
| Tool Style | Pencil Grinder |

Dynabrade 07109 Vane Set (5pk)
Dynabrade 15101 Tension Arm (for Mini Dynafile II)
Dynabrade 40378 Rubber Drive Wheel, Mini Dynafile II
Dynabrade 90859 1-1/2" Dia., Medium, NWN DynaBrite Quick Change Disc, 25/pack
Dynabrade 53591 Housing for Model 51811, 100,000 RPM
Dynabrade 11090 Contact Wheel Assy, 5/8 Dia. x 3/8 W x 3/8 I.D., Crown Face, 70 Duro Rubber
Dynabrade 18588 Exhaust Gasket
Dynabrade 40320 Dynafile II Abrasive Belt Tool
Dynabrade 53472 Direct Drive Reversible Screwdriver, .5 HP, 450 RPM, 1/4" Hex Drive
Dynabrade 52223 .5 hp 7 Degree Offset Die Grinder, Rear Exhaust, Short Shank, 24,000 RPM, 1/4" Collet
Dynabrade 78524 2-1/2" x 1/4", 1/4-20 Female Center Thread, 120 Grit, 8-Ply, Dynacut A/O Square Pad, 100/pack
Dynabrade 14230 Rubber Drive Wheel
Dynabrade 50055 Collet, 1/4"-28 Male Thread, 1/4" Capacity, 2-Piece Collet
3M 98005, Pro Strength Duct Tape 1260-C 1.88 in x 60 yd (48,0 mm x 54,8 m), 7000052627 
