Keyless Drill Chuck 1/2-20UNF 1.5–13mm | Hex SDS Square Adapter

Heavy Duty Keyless Drill Chuck – Universal Adapter for Impact Drivers & Electric Hammers

Upgrade your power tool setup with this professional-grade keyless drill chuck featuring a 1/2-20UNF mount. Instantly convert your impact driver or electric hammer to accept non-quick-change round-shank drill and driver bits ranging from 1.5mm to 13mm. No wrench needed — simply finger-tighten for fast, secure bit changes on the job.

Key Features

• Universal Compatibility: Compatible with Hex Shank, SDS-Plus, and Square Female adapter connections — perfect for impact drivers and electric hammers.
• 3-Jaw Keyless Design: The precision 3-jaw clamping system holds round-shank drill bits from 1.5mm to 13mm with superior grip and stability.
• Maximum Clamping Force: Heavy-duty metal construction delivers greater clamping pressure to prevent bits from slipping or loosening during use.
• Quick Bit Changes: Keyless finger-tighten mechanism lets you swap bits in seconds — no chuck key required.
• Durable Metal Build: Crafted from heavy-duty metal for long-lasting performance on demanding job sites and DIY projects.
• Mount Thread: 1/2-20UNF standard thread for secure attachment.
• Bit Capacity: 1.5mm – 13mm round-shank drill bits.
• Number of Jaws: 3
• Power Source: Manual

Specifications

• Brand: SLADE
• Model: GZ166
• Mount: 1/2-20UNF
• Chuck Capacity: 1.5mm – 13mm
• Adapter Types: Hex Shank / SDS-Plus / Square Female
• Jaws: 3-Jaw Keyless
• Material: Heavy-Duty Metal
• Power: Manual
• Country of Origin: Made in China

Who Is This For?

This keyless drill chuck adapter is ideal for DIY enthusiasts, contractors, woodworkers, and metalworkers who need a reliable, versatile chuck that works across multiple driver and hammer configurations. Whether you're drilling into wood, metal, masonry, or plastic, this chuck gives you the flexibility and clamping force to get the job done right.

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Frequently Asked Questions

Q: What drill bit sizes does this keyless drill chuck accommodate?

A: This heavy-duty keyless drill chuck accepts round-shank drill bits ranging from 1.5mm to 13mm, making it compatible with a wide range of standard drill bits for wood, metal, and masonry applications.

Q: What type of shank does this chuck adapter use?

A: This chuck features a 1/2-20UNF mount and is compatible with Hex Shank, SDS-Plus, and Square Female adapter connections, giving you maximum flexibility across different impact drivers and electric hammers.

Q: Do I need a chuck key to tighten this drill chuck?

A: No. This is a keyless drill chuck — simply finger-tighten by hand for quick, tool-free bit changes. This speeds up your workflow and eliminates the risk of losing a chuck key on the job site.

Q: Will this chuck prevent drill bits from slipping during heavy use?

A: Yes. The 3-jaw clamping design delivers greater clamping force compared to standard chucks, effectively securing bits in place during heavy-duty drilling and driving tasks to provide a more reliable, slip-free experience.