Apex® brand bits, #2 Pozidriv, 1/4'' hex power drive shank, overall length 1-15/16'', intermediate hardness Pozidriv ® fasteners can be identified by the shallow cross indention in the screw head. Pozidriv ® bits from Apex® Fastener Tools are constructed with a recess design that provides more contact than a standard Phillips ® which allows for more torque with less possibility of camout.