Control unit with built-in rechargeable Li-ion battery features a digital RPM display at the top that makes it easy to monitor speed as you work. The dial on the front adjusts speed from 0 30000 RPM.
* Run time is approximately 5 hours depending on how long the micromotor is in continuous use when in battery mode or plug it in for day-long use. Battery charge time is 3 hours.
* Perfect for users who work at multiple stations or for signing/personalizing work pieces at craft and outdoor fairs when no power is available.
* Handpiece (motor) is small and lightweight but has plenty of power for fine detailing polishing and even grinding on metal wood glass and many other materials. Its fan cooled brush type continuous duty motor runs cool and vibration-free. It has permanently lubricated shielded ball bearings that require no additional lubrication.
* The handpiece has a twist release rotary type collet for easy changes of 2.35mm (3/32″) or 1/8″shank burs depending on choice of collet installed.
* Collets can be installed and changed. Consider Collet Adapters that step down collet sizes without having to switch out a collet for handpieces with 1/8″collets.
* Two Year Limited Warranty
HP4-310 Control Box
H.MH-13018 Handpiece with 1/8" collet (Item #10826) installed.
HP4-933 Handpiece Cradle
HP8-163 Spare pair of motor brushes
Collet Changing Wrenches HP4-993
Consider purchasing separate "Collet Adapter" Item 10798 that fits inside the handpiece collet and allows the use of 3/32" shank size accessories without having to actually change the collet.
HP4-310 Control Unit with Built-in Rechargeable Battery:
Specifications: 2-3⁄4″ Wide 1-1⁄4″ Deep 5-1⁄4″ Tall 9.77 oz. Output: DC 12V/1.2A Front:Â Speed Control Dial
Top:Â Handpiece Connector Port 2-Digit RPM Display LED Indicator Lights: Optional On/Off Foot Switch in use Rotational Direction Battery Charging and Overload Protection Circuitry
Side Panels:Â On/Off Button Adapter/Charger Connector Port Forward/Reverse Button Optional Foot Switch Connector Port On/Off Foot Switch (Optional) Button
Specifications: 5″Long 1/2″Diameter at grip 7/8″at motor 6.46 oz/183g Cord Length: 59″DC12V/1.2A 4.11 in.- oz or 29mNm or 25W Max Torque or Watt OutputÂ Â Â Â Â
HP8-B1800 Rechargeable Lithium Ion Battery:
Charging Time: 3 hours Working Time: 5 hours