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Jacobs® JCM30239 Super Drill Chuck, 3/8 to 1 in Capacity, 5JT Jacobs Taper Mounting, Ball Bearing, K5 Keyed Key

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Features

  • Ball bearing construction maximizes gripping force and drilling accuracy
  • Jaws center ground for straightness and alignment
  • One piece sleeve eliminates crack between driving teeth often found in other designs
  • Through hardened sleeve teeth, plus hardened nose and keyholes provide outstanding wear resistance
  • Fluted sleeve standard
  • Each chuck 100% inspected for performance and precision
  • TIR 0.003 in maximum at half capacity

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Description

Jacobs® Drill Chuck, Super, 3/8 to 1 in, Key Number: K5, Ball Bearing, 5-1/2 in Closed Length, 4-1/4 in Open Length, Jacobs Taper Mount, 3.65 in Outside Dia, Keyed Key, 5JT