High carbon steel fractional machine screw plug taps are ideal for cutting right-hand internal threadsPlug taps have 3 to 5 threads chamfered for general purpose applications when tapping to the bottom of a hole is not criticalRequired drill size is permanently etched on the tool for quick and easy reference.
20058 Features: -For cutting all types of internal threads. -Tough, carbon alloy tool steel for long life. -Drill size permanently marked on each tap. -3-5 threads chamfered. Unit Material: -Steel. Use Material: -Metal. Product Type: -Screwdriver Bits. Use: -Drill Bits. Dimensions: Overall Product Weight: -0.02 Pounds.
Brand: Vermont American, Model: 20058, Color: Silver, Size: #4