Trend Snappy Square Robertson Screwdriver Bits R3 Square 50mm Pack of 3

Square Robertson screwdriver bits. Specifications: • Shank Diameter: 1/4 hex • Dia Metric: 3.6 • Dia Imperial: 9/64 • Overall Length Metric: 50 • Type or Grade: R3 • Pack Qty: 3 pack Contents: 3 x Robertson No 3 Screwdriver bits