Dormer E7211/4 Series E721 HSS NPT Straight Flute Hand Tap, Bright Finish, 1/4" x 18 x 75mm

One of Dormer's National Pipe Taper taps (NPT), the E721 hand tap is manufactured conforming to the American National Standards Institute (ANSI) from premium High Speed steel to give you superior performance and extended tool life. The Titanium Nitride coating gives a further boost to performance when threading under high friction and pressure. The E721 can be used to thread both through and blind holes, thanks to the straight flute design and the tap shows it's versatility as it can be used to thread a wide variety of materials including steels, stainless steels and aluminium.

• Titanium Nitride coating - increases service life of the tap, improved performance when threading harder materials
• Premium HSS material - high speed steel provides superior performance and extend tool life
• Straight flute - designed for efficient threading of through and blind holes
• ANSI Standard - manufactured conforming to the American national standard institute
• Versatile product - can be used for machine tapping many materials including steel, aluminium, stainless steels and cast iron