CAT40 Keyless Drill Chuck 1/2 Inch for CNC Milling Lathe

Need a single CAT40 Keyless Drill Chuck that swaps from drill to reamer to end mill without downtime? This 1/2-inch integrated holder keeps your milling lathe cutting—no extra collets, no key hunt.

• Feature: One-piece CAT40-APU13-100 body milled from hardened 40Cr spring steel – no separate shank to loosen → Benefit: Cuts setup time in half and stays rigid under heavy cuts.
• Feature: Keyless 1/32-1/2" chuck with 0.005" TIR and G2.5 balance to 20000 RPM – holds tooling without a key → Benefit: Smooth finish at high speed and quick bit changes between operations.
• Feature: V-groove CAT40 taper matched to standard tool changers – slides in and out automatically → Benefit: Less spindle wear and fewer changer errors on your CNC mill.
• Feature: Includes pull stud for HAAS spindles and free spanner wrench – installs right out of the box → Benefit: Start machining immediately, no extra trips to the tool crib.

Add the CAT40 Keyless Drill Chuck to your cart and run every drill, reamer, or tap on your milling lathe without stopping.