Apex Metric Socket Head Power Bits, 4 Mm, 1/4 Inches Drive, 1 15/16 In – 2 per BAG – AM4MM

Drive Size [Nom]=1/4 in. 2 per BAG Drive Type=Hex. Locking Type=Ball. Material=Tool Steel. Measuring System=Metric. Operating Type=Power Tool. Overall Length [Nom]=1 15/16 in. Tip Size [Nom]=4.000 mm. Tip Type=Hex. Type=Nutsetter Power Bit. Wt.=0.09 lb..