Overall Length: 500mm Grip Diameter: 28mm Grip Hole Diameter: 14.5mm Drive Size: 19.0sq Part Number: BS40-500 Weight: Approximately 1.9kg Other Notes: This item is a new, unused item stored at home. As it has been stored at home, there may be some minor scratches, but it is unused. Please check the photos for the product description and condition before making your decision. I hope someone will find this useful. Thank you for your consideration.