Product details : CUTLINE 885559 HSS UNC SPIRAL FLUTE TAP 3/8 X 16 INCH
• ISO 529
• Tap tolerance: Class 2 for 2B fit
• Chamfer thread: 2-3
• Cutting rake: 10°
• Flute geometry: Right spiral flute 35°
• Surface treatment: Bright
• Application: General purpose tapping for blind holes