5120-01-542-3840

Contains (13) ball hex keys in sizes: 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm & 10mm. Long series has a arm length that is suitable for normal use. This metric hex key (Allen) wrench set makes it easy. It tightens and loosens fa