🔧 3-Piece Keyless Drill Chuck Adapter Set, 0.3-3.6mm and 0.6-8mm for Impact Drivers and Power Drills

🔥 This set turns your impact driver into a versatile drill by adding keyless chucks that fit bits from 0.3mm to 8mm, no extra tools required.

⚡ Quick-Change Keyless Design

The 1/4-inch hex shank adapters let you switch between drilling and driving in seconds. Just insert the bit, twist the sleeve by hand, and lock it in place—no chuck key needed, saving you time on every job.

📏 Two Clamping Sizes for Full Versatility

The set includes two adapters with a 0.3–3.6mm clamping range and one with a 0.6–8mm range, so you can use everything from tiny precision bits to larger drill bits with your impact driver or cordless drill.

💪 Durable Carbon Steel Build

Made from hardened carbon steel with wear-resistant jaws, these chucks provide a strong, slip-resistant grip. They’re built to handle repeated use in wood, metal, and DIY projects without wearing out.

🔒 Secure Self-Tightening Mechanism

The self-tightening design keeps bits locked firmly in place, reducing slippage even under heavy torque. This ensures stable performance during drilling, driving, and other workshop tasks.

🔗 Universal Tool Compatibility

Designed to fit most 1/4-inch hex shank tools, these adapters work with impact drivers, cordless drills, and power tools from common brands. The lightweight, compact design makes them easy to toss in your tool bag for on-the-go use.

How to Use

STEP 1 - Open Jaws: Rotate the chuck’s outer sleeve counterclockwise to widen the jaws.
STEP 2 - Insert Bit: Place the drill bit centrally, pushing it until it touches the jaw base.
STEP 3 - Lock: Rotate the sleeve clockwise until the bit is firmly gripped (listen/feel for the ratchet’s “click”).
STEP 4 - Tug Test: Gently pull the bit to confirm it doesn’t slip.
Run Test: At low speed, check for wobbling (indicates misalignment).

Specifications

Material: Hardened Carbon Steel
Shank Type: 1/4-inch Hex
Clamping Ranges: 0.3–3.6mm (×2), 0.6–8mm (×1)
Thread Size: 1/4-20 UNC

Package Contents

3 × Keyless Drill Chuck Adapters (2×0.3–3.6mm, 1×0.6–8mm)