Jacobs Chuck 30215 Ball Bearing Taper Mount Drill Chuck For Precise Drilling, Beefy Grip, 0.375 Inches Max Capacity, Sleeve Diameter 1 And 15/16 Inches, Close Length 2 And 7/8 Inches, Silver
✔️ 0.375 in max capacity, sleeve 1-15/16 in, close 2-7/8 in, single unit
This high-precision ball bearing taper mount drill chuck is built for accurate drilling in metalworking and production shop settings. It uses a 2JT taper mount with a K32 key number, ensuring secure, repeatable bit changes on drill presses and milling machines.
✅ Ball bearing design maximizes gripping force and drilling accuracy
✅ Jaws center-ground for straightness and alignment
✅ One-piece sleeve with through-hardened teeth for wear resistance
✅ 2JT mount with K32 key number for compatibility
✅ TIR 0.003 inches max at half capacity; 0.04 inches min and 0.375 inches max capacity
✅ 2-7/8 inches close length; 1-15/16 inches sleeve diameter
✅ 100 percent inspected for performance and precision
💡 What is a ball bearing taper mount drill chuck used for?
A handy explanation: a ball bearing taper mount drill chuck holds bits securely on machines with a taper spindle, delivering steady grip and precise drilling for accurate holes. - Handy for precision drilling on mill or drill press with a 2JT taper - Reduces runout thanks to ball bearing construction for cleaner holes - Works with K32 keys for quick, repeatable bit changes - Center-ground jaws and a solid sleeve improve straightness and life ✝️