Features and benefits: includes 5 punches all 5-3/4 and rdquo, (147 mm) long, with the following punch diameters:, 1/4 (6 mm), Kti72971, 3/8 (10 mm), Kti72972, 1/2 (12 mm), Kti72973, 5/8 (16 mm), Kti72974, 3/4 (19 mm), Kti72975, all five punches come in one pouch.