EMSF-31 HI Gold Line Medium Duty Expansion Four Bolt Flange Bearing 447TS The back screw feature makes

The back screw feature makes it easier to remove the core bit from the application in case the bit gets jammed or the core is stuck in the barrel and to add extension barrels to expand the depth of drilling

The General Purpose Series offers a broad range of sizes and a durable

• Patented All Hex connection system holds the accessory without

digital closed loop motor speed control

EMSF-31 HI Gold Line Medium Duty Expansion Four Bolt Flange Bearing 447TS The back screw feature makesEMSF 31 HI Mounted Cast Iron Four Bolt Flange Ball Bearing 52100 Bearing Steel, Black Oxided Setscrew Lock High Temperature Links Catalog Page