Square Driver Bit

Features of Square Driver Bit:

• Made of high quality S2 alloy steel which has high hardness, high torque and good toughness.
• 1/4 Inch (6.35mm) hex shank with 1 inch (25mm) total length.
• Available bit sizes: R0(2.0mm) / R1(2.5mm) / R2(3.0mm) / R3(3.5mm)
• Magnetic bit head, fit for electric / pneumatic screwdrivers.