[DETAIL] Product name: Large head pop-up hexagonal handle quick release self-locking extension rod Total length: 60/150mm Inner hexagonal aperture: 6.35mm Hexagonal shank diameter: 6.35mm Magnetic or not: Non magnetic Notes: 1. Manual measuring, please allow 1 ~ 3mm error,thank you. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture. [ATTRIBUTES] - Hign-concerned Chemical: None - Origin: Mainland China - Model Number: Big head quick release - Hign-concerned Chemical: None - Origin: Mainland China - Model Number: Big head quick release - DIY Supplies: Woodworking - Type: Other - Use: Wood Drilling - Length: 60/150mm