Irwin 8317 Thread Metric Tap,4mm x 0.7;

585-8317 features: -ideal for auto repair and machinery where metric threads are specified. -The first number represents the diameter of the tap in millimeters, the second number is the distance between the threads in millimeters. -Straight flutes are ground to provide Rapid chip removal for efficient threading. -Tap size and recommended drill bit size are etched on each tool for easy identification. Number of bits: -1. Dimensions: overall product weight: -03 pounds.