Union Butterfield® 1534 Machine Screw Relieved Spiral Point Tap, Imperial, #5-40, UNC Thread, 2 Flutes, 2B/3B, Plug

• Spiral point taps are used to solve the problem of tap breakage in through hole tapping in a wide variety of materials
• The angular flutes in the cutting face propel the chips ahead of the cutting zone, thus reducing loading and clogging in the flutes
• The 1534 style features eccentrically relieved threads with full pitch diameter relief
• These taps are extremely free cutting, resulting in longer tool life
• The use of rigid tapping equipment is highly recommended with this style of tap
• Bright finish flutes improve chip flow in soft or non-ferrous materials
• 3/16 in square length
• #38 tap drill size
• 0.11 in square size
• H2 thread limit

Union Butterfield® Spiral Point Tap| Machine Screw Relieved| Series: 1534| Measurement System Imperial| #5-40| UNC Thread Standard| Plug Chamfer| 2 Flutes| HSS| Bright| Class of Fit: 2B/3B| Right Hand Cutting| 5/8 in Thread Length| 1-15/16 in Overall Length| 0.141 in Shank Dia