Product details : CUTLINE 885581 HSS BSW SPIRAL FLUTE TAP 5/16 X 18
• ISO 529
• Tap tolerance: Class 2 for medium fit
• Chamfer thread: 2-3
• Cutting rake: 10°
• Flute geometry: Right hand spiral flute 35°
• Surface treatment: Bright
• Application: General purpose tapping for blind holes