Foredom 1/8 inch General Purpose Handpiece, 5 1/4 inch Long, Style H.28. This handpiece has a slender comfortable design with tapered grip and pre-lubricated ball bearings that do not require any additional lubrication. Comes with 3/32" and 1/8" collets and pin and chuck wrench for changing collets and accessories. 5 1/4" long 23/32" diameter (center) 1/2" diameter (taper). This item has a 90 day limited warrenty.