MANUAL MALE SET; MATERIAL: CHROME STEEL; SURFACE TREATMENT: WITHOUT SURFACE TREATMENT; TROUGH: STRAIGHT; HOLE: BLIND; STANDARD: ISO 529; TOLERANCE CLASS: 6H; NUMBER OF TROUGHS: 3 TROUGHS; THREAD TYPE: METRIC; THREAD DIAMETER: 20 MM; PITCH: 2.5; SHANK DIAMETER: 12MM; CUT LENGTH: 40MM; TOTAL LENGTH: 95MM; COMPOSITION: SET; 4300020 BETA