Chuck Width: 8.8mm. Holds drill sizes: Zero - 0.85mm. Microchuck with Hex Drive.
PROFESSIONAL MICRO CHUCK SET 0.5mm 0.8mm 1.0mm drills Expo Tools 12820
Expo 12820 Professional Micro Chuck Set (0.1mm to 2.5mm)
MINI 3 JAW CHUCK with HEX DRIVE SHAFT 0.3 - 2.5mm bits Expo Tools 12805
Tamiya Micro Hammer with 4 heads ( THC 74060)
Tamiya Micro Hammer With 4 Heads - 74060
Tamiya Craft Tools Micro Hammer with 4 Replaceable Heads 74060