Speed Bit Nut Driver (4mm, 4.5mm, 5mm, 5.5mm, 7mm, or 8mm)

These hex nut drivers are made from hardened-steel to fit just right and prevent wear and rounding. The 1/4" drive shank features a laser-etched size for easy identification. Purchase includes one driver. Size options of 4mm, 4.5mm, 5mm, 5.5mm, 7mm, or 8mm. Note: 8mm driver fits Traxxas glow plugs.