Rohm SUPRA 16mm Keyless Chuck Female Mount JAC6 | 871066

Rohm SUPRA 871066 Keyless Drill Chuck (16mm) – Female JAC6 / J6 Mount

Rohm SUPRA 871066 keyless drill chuck is a heavy industrial keyless chuck designed to clamp drill bits securely by hand, helping reduce tool shank slip during demanding drilling work. With a female JAC6 (J6) mount and a 16mm class capacity range, it’s a practical upgrade or replacement chuck for compatible drill presses and drills that use the J6 fitting.

Model 871066 is built for accuracy-focused applications where consistent gripping and straightforward bit changes matter, making it well suited to workshop and industrial environments.

Key Features

• Keyless operation: Quick tool changes without a chuck key for efficient workflow on the job.
• Self-tightening action: Automatically re-tightens in proportion to cutting force to help maintain clamping under load.
• Heavy industrial SUPRA design: Intended for demanding drilling applications where robust construction is required.
• All-metal build: Metal components for durability in workshop use.
• Hardened and ground components: Designed to support accurate running and long service life in industrial use.
• Clockwise rotation use: Designed for applications operating in clockwise rotation.

Specifications at a glance

Suitable applications

• Pillar drills and drill presses using a J6/JAC6 mount.
• Hand-operated drilling machines where a heavy-duty keyless chuck is preferred.
• Industrial workshop drilling where strong, consistent bit retention is important.