Snap-On® TD2425 Machine Screw Tap and Die Set, 41 Pieces, Imperial, UNC/UNF Thread, 1/4-28 to 1/2-13, 1/4-28 to 1/2-13
Item #BC352164
Snap-On® Tap and Die Set, Machine Screw, Measurement System Imperial, 41 Piece, 1/4-28 to 1/2-13 Tap Thread Size, 1/4-28 to 1/2-13 Die Thread Size, UNC/UNF Thread Standard, Double Hex Die Shape, Storage Case