Jacobs 31037 Hand-Tite Keyless Drill Chuck, 3/8"-24 Merchants Wire This set has detachable base

This set has detachable base and head

This premium material also inhibits algae growth inside the tube

high temperature brazing which prevents the carbide cutting edge from breaking out even when heat builds up during deep drilling

208-Piece + 4 Tools

Jacobs 31037 Hand-Tite Keyless Drill Chuck, 3/8"-24 Merchants Wire This set has detachable baseHighlights: Hand Tite Maximum Capacity: 1 2" Keyless Chuck Size: 3 8 24 mount Thread Type: 24 For Use On: Variable Speed Corded and Cordless Portable Drills Minimum Capacity: 1 16" Sleeve Outer Diameter: 1. 68" Closed Length: 2. 9" Split bite jaw: increases grip over standard bite chucks by providing more contact with the bit Superior gripping force: provides high mechanical advantage to convert hand tightening torque into superior bit gripping force