2pcs Drill Chuck Keyless Shaft Chuck Clamp Screwdriver Impact Driver Adaptor Quick Release 1/4 hex Shank Hex Drill Bits Adapter Jiujiuso The product is shipped based on the color or size of the main image of the product page. Feature: *1. [Durable Materials]: Made of carbon steel, it can achieve durability and support through daily use to quickly switch tasks and keep working smoothly. *2. [Non-slip Grip]: Quick-release 3-jaw chunk archives drill bit replacement by one hand, pull the head to eject the drill bit. *3. [Universal 1/4 Hexagon Shank]: It is suitable for clamping on electric drill chucks without quick function. The clamping diameter of the chuck needs to be greater than 6.3mm. *4. [Screw Extractor]: Single-headed screw extractors can be quickly connected. Double-head screw extractors are only applicable 0-3 specifications. No. 4 extractor that exceeds the diameter of the opposite side of 6.3mm cannot be installed. *5. [Versatile]: Use for deck building, wood framing, installing plywood subfloor, building crates, and more. Description: *1. Material: Carbon Steel *2. Shank: 1/4 Hex Shank *3. Length: 60mm Package Includes: 2 x Drill Chunk