GearWrench 890006GD T-Handle Ratcheting Screwdriver Technical Details Ergonomic design reduces fatigue, improved grip. Fine tooth reversible ratcheting mechanism for ease of use Uses variety of interchangeable shafts for hard to reach fasteners. Product Description Using the latest innovations utilizing gearforce technology, brings a new standard in ratcheting drive tools It has a fine tooth ratcheting mechanism for proven strength and fine ratcheting arc Its unique contoured handle features a dual durometer grip for exceptional comfort and high torque K10