Jacobs JK 130-1/2 in Medium Duty Industrial Keyless Chuck, 13mm - GW 33363D

A keyless chuck is a device commonly found in power tools, particularly drills, that facilitates the quick and effortless changing of drill bits or other tool attachments without the need for a separate key or wrench. This type of chuck is designed to allow users to tighten or loosen the grip on a drill bit manually, usually by twisting the chuck sleeve by hand.

Features:

• Drill chucks for industrial use (medium duty), available with threaded mounts for professional portable drilling machines and with taper fittings for stationary drilling machines
• Automatic fitting for efficient, fast change of tools
• Self-tightening mechanism automatically increases the grip in proportion to the increase in torque during drilling
• Fits tools of up-to 20 mm in diameter
• Machine fitting via DIN0238 of Jacobs tapers and UNF thread fittings

Specifications:

• Bearing Type: Ball Bearing
• Capacity: 0.04-0.51 in
• For Use with: Machine Tools
• Keying: Keyless
• Material: Steel
• Material - Machining: High Speed Steel
• Maximum Drill Capacity: 0.51 in
• Minimum Drill Capacity: 0.039 in
• Mounting Size: 1/2 in-20
• Mounting Type: Threaded
• Nominal Capacity: 1/2 in
• Type: Medium Duty
• Application: Portable and Stationary Drilling Machines
• Country of Origin: Taiwan, Province of China