Feature●The GreatNeck Professional Nut Driver combines a long handle with a hollow shaft to withstand the most demanding applications.●Chrome Vanadium Steel for Strength and Durability●Highest Quality Acetate Handle●Color Coded for Easy Hex Size IdentificationDescription GreatNeck ND7C Specifications: Weight: 0.20 lbs Length: 3.50" Width: 1.00" Depth: 1.50"GreatNeck ND7C Includes: (1) 5/16 Inch Nut Drive GreatNeck ND7C Features: Great Neck 5/16" Nut Driver Highest quality transparent handle with amber fluting Hollow chrome plated shaft