• Precision machined, carbon steel taps and dies.• Dies are split to facilitate the fine adjustment of core diameter.• Set includes imperial coarse and fine sizes.• Includes double-ended tap wrench and die holder with retention screw.• Contents: Taps & Dies in following sizes; 1/4"-20, 1/4"-28, 5/16"-18, 5/16"-24, 3/8"-16, 3/8"-24, 7/16"-14, 7/16"-20, 1/2"-13, 1/2"-20, 1/8"-27 and double-ended tap wrench and die holder with retention screw.• Supplied in metal case.Precision machined, carbon steel taps and dies. Dies are split to facilitate the fine adjustment of core diameter. Set includes imperial coarse and fine sizes. Includes double-ended tap wrench and die holder with retention screw. Supplied in metal case.Technical Specification:Contents: Tap and Dies:1/4"-20, 1/4"-28. 5/16"-18, 5/16"-24, 3/8"-16, 3/8"-24, 7/16"-14,7/16"-20, 1/2"-13, 1/2"-20, 1/8"-27 and double-ended tap wrench and die holder with retention screw.Nett Weight: 1.04kgDimensions: Length: 25mm x Height: 160mmWeight: