Comprehensive kit with seven sizes of taps and seven high-speed steel drill bits. Measurements of the taps: 3x0'5, 4x0'7, 5x0'8, 6x1, 8x1'25, 10x1'5 and 12x1”75 mmMeasurements of the drill bits: 2'5, 3'3, 4'2, 5, 6 '8, 8.5 and 10.2 mm Taps manufactured in accordance with DIN 371 and DIN 376 standards drill bits in accordance with DIN 338 and ISO 235/1