This wing nut driver bit works like a charm. The steel construction is solid and handles all the jobs I need it for, from steel hooks to small repairs. It's definitely built to last!

These driver bits make my work so much easier. The 12mm and 19mm sizes fit perfectly for a variety of wing nuts. The durability and rust-resistant finish are a great bonus.

I've used these bits on multiple projects, and they've been fantastic. They fit my drill well, and the construction feels sturdy enough to handle tough jobs. Perfect for any DIYer or professional.

These are well made and handy. Much better than using pliers to set cup holders and the like.

Hole slot is max 1/4" ID. ,not expandable. Sturdy one piece tool ,good gor its 1/4" ID tu turn 1/4" eye screw. Foe 3/8" shank OD, to screw into wood, use 12" long screw driver, dishwasher soap on the threads before screwing eye screw. Predrill hole in wood. Hole size is eyescrew threads ID -1/32", which works best. Go slow. Use digital caliper to measure.