David 400 is an ergonomically-designed variable speed linear stroke pen sander. It comes with interchangeable specialized sanding heads designed for all kinds of surfaces, including hard to reach slots, recesses and narrow spaces. 

The ergonomically-designed pen-like grip of DAVID 400 makes it very comfortable to hold and extremely easy to use when precision is important. Made by the David Union Company. Ships by 2 weeks.


SKU: D400
  • Power Requirements: 12V, 0.5A

    Power Input: AC100-240V 50/60Hz

    Speed: 1,000 - 6,000 linear strokes/min

    Torque: 390 gf-cm

    Stroke Length: 3mm

    Physical Dimensions: 30.3mm X 187.2mm (excluding head)

    Product Weight: 89g

  • Our limited warranty applies to the David Union Company's DAVID 400 pen sanders. Our warranty covers all shipping damage or material defects of the Product for one (1) year from the date of purchase or after the date of the first delivery of the product. ("Warranty Period")

    For hardware failure, Spatial Dynamics may elect to replace defective unit(s) at its sole discretion. Replacement unit(s) will be supplied on an exchange basis and the return of the defective unit(s) must be approved through the Return Merchandise Authorization ("RMA") process before it is deemed qualified for the service.

    Spatial Dynamics shall bear the cost of replacement but not the shipping costs associated with the issuance of replacement unit(s). Shipping charges associated with the return of the replacement unit(s) are the sole responsibility of the customer. The replacement unit(s) do not carry a warranty in themselves, but will be replaced as long as the Product itself is within the warranty period, subject to the terms and conditions of this limited warranty.