About This

• 【Size】Shank Diameter: 7/16Inch, TPI: 20 TPI.
• 【Feature】Standard thread design, made of alloy tool steel with high hardness and toughness.
• 【Application】Make or repair thread, suitable for most metals, alloy steel, cast iron ETC.
• 【Usage】Mainly used for hand use, appropriate addition of coolant can extend the service life when tapping.
• 【Package Included】7/16"-20 taper tap, plug tap and bottom tap.