These Stanley screwdriver bits come in 25, 50, 70, and 100mm lengths and can be packed in quantities of 3's, 10's, or 25's. They are precision machined for the perfect fit, forged for added tip strength and ground for long- life and durability. Suitable for use in industrial, construction and DIY applications, and will fit most of today's power tools, bit holders and hex screwdrivers. Size: No.2 Pozidriv. Length: 50m x 1/4-inch hex. Box of 10.