Home / Drilling & Tapping / Drill Chucks / Drill Chuck, 0-5/16″ Capacity, 1/2″-20 Mount, Jacobs Drill Chuck, 0-5/16″ Capacity, 1/2″-20 Mount, Jacobs$20.00 Category: Drill Chucks Description Description Jacobs 30B Drill Chuck 0-5/16″ with 1/2″-20 Mount Related products Drill Chuck, Keyless, 0-1/4″, 1/2″ Shank, Albrecht $99.00 Read more Drill Chuck, Keyless, 0-1/4″, Straight Shank, 1/2″, Rohm $30.00 Read more Drill Chuck, 45 Taper Quick Change, 1/32″ – 1/2″, SPI Ball Bearing $95.00 Read more Drill Chuck, 1.5-13mm Capacity, 1/2″-20 Mount, Metabo $10.00 Read more