Series 846 bits can be converted to series 847 bits by changing the bearing to 3/8. Important: always assemble the black bearing heat shield with the raised side up when changing the bearing. Improper assembly will cause the screw to come loose and the bearing to fall when working.

Spare Parts:

• 791.003.00 Bearing 1/2
• 990.057.00 Screw for Bearing 1/8W X 1/4"
• 990.423.00 Shield for Bearing - I.D. 7mm x O.D. 12mm
• 991.057.00 Hex Key 3/32

Tech Specs:

• Shank - 1/2
• Overall Dia. - 1-3/8
• Cutting Length - 1/2

Shank: 1/2" Cutting:1/2" Diameter: 1-3/8" Length: