Union Butterfield® 1534 Machine Screw Relieved Spiral Point Tap, Imperial, #8-32, 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
• 1/4 in square length
• #29 tap drill size
• 0.131 in square size
• H3 thread limit

Union Butterfield® Spiral Point Tap| Machine Screw Relieved| Series: 1534| Measurement System Imperial| #8-32| UNC Thread Standard| Plug Chamfer| 2 Flutes| HSS| Bright| Class of Fit: 2B/3B| Right Hand Cutting| 3/4 in Thread Length| 2-1/8 in Overall Length| 0.168 in Shank Dia