Power Hobby RC Hex Driver 1/4" Power Tool Set Metric 1.5, 2.0, 2.5, 3.0mm - PHBPHT006 SCXT12CH The entire top level of

The entire top level of tread has built-in cuts and recessing which provide a sharp edge

tall profile and unique inner foam characteristics

17mm wheel hex

This size is best suited for stand up transmissions (spur may be too big for most laydown transmissions)

 Soft rubber handle allows for maximum traction between your hand and the handle

Power Hobby RC Hex Driver 1/4" Power Tool Set Metric 1.5, 2.0, 2.5, 3.0mm - PHBPHT006 SCXT12CH The entire top level of1 4 inch quick release hex shank driver bits fit for an electric screwdriver, hand screwdriver, and electric drills. The hex key set made of heat treated high quality solid steel, ensure high torsion and proper hardness to avoid breakage and wear.