1/2 "metric bi-hexagonal socket wrench from BAHCO brand that has a knurled body to turn loose screws by hand, fine polished finish. High performance alloy steel material, contains the Dynamic-Drive ™ and its packaging unit is blister with product information. The diameter of the vessel is 28 mm, the dimensions in L are 45 mm, the dimensions in D1 are 37.9 mm, the dimensions in D2 are 27.6 mmm and the dimensions in T are 16.8 mm while its approximate unit weight is 200 gr.