This is the ARH40 ratchet handle from TONE, a trusted tool brand. It has a 12.7mm (1/2 inch) drive and a hold type mechanism for secure socket retention. 【Product Specifications】 ・Model Number: ARH40 ・Drive Size: 12.7mm (1/2 inch) ・Gear Teeth: 72 ・Overall Length: Approximately 260mm ・Hold Type (with socket retention mechanism) This is a reliable TONE product, suitable for a wide range of users from professional mechanics to DIY enthusiasts. 【Condition】 New, unused (The outer packaging was handled for photography, but the item is unused). 【Shipping】 We will carefully package the item with cushioning material and ship it via宅配便 (takuhaibin - courier service) or ネコポス (nekoposu - a small package delivery service).