With its innovative Magboost technology, this bit holder features a powerful magnet that provides strong magnetic retention, ensuring that screws stay firmly in position during use. This reduces the risk of dropped screws and allows for precise and accurate fastening, even in tight or hard-to-reach spaces. The compact and lightweight design of the Makita Magboost Impact Premier E-03442 makes it easy to use and manoeuvre, while its durable construction ensures long-lasting performance on the job site or in the workshop. Features & Benefits • Magnetise a screw bit without using the bit holder Specifications • Hex Shank: 1/4" • Dimensions: L.123 x W.75 x H.15mm