Union Butterfield® 1310181 3300 Fluteless Union Butterfield® Forming Tap, 1/4-20 Thread, H6 Thread Limit

25852286 MFG #: 1310181
  • Brand: Union Butterfield®
  • Type: Fluteless
  • Series: 3300
  • Measurement System: Imperial
  • Thread Size: 1/4-20
  • Thread Standard: UNC
  • Chamfer Type: Bottoming
  • Thread Length: 1
  • Overall Length: 2-1/2
  • Cutting Direction: Right Hand
  • Class of Fit: 2B/3B
  • Shank Diameter: 0.255
  • Tap Drill Size: #7
  • Square Size: 0.191
  • Material: HSS
  • Finish/Coating: Bright
  • Thread Limit: H6
Union Butterfield® Union Butterfield® Forming Tap, Fluteless, Series: 3300, Measurement System: Imperial, 1/4-20, UNC, Bottoming Chamfer, 1 in Thread Length, 2-1/2 in Overall Length, Right Hand Cutting, Class of Fit: 2B/3B, 0.255 in Shank Dia, #7 Tap Drill, 0.191 in Square Size, HSS, Bright, H6 Thread Limit
  • The Rol-Form style has 2-4 grooves (depending on size) extending the full length of thread
  • The Rol-Form style h
  • Particularly suited to blind holes in thin walled die-castings
  • Particularly suited
The Rol-Form style has 2-4 grooves (depending on size) extending the full length of thread to assure lubrication in the forming zone and to eliminate build up of the hydraulic pressure in blind holes
• The Rol-Form style has 2-4 grooves (depending on size) extending the full length of thread to assure lubrication in the forming zone and to eliminate build up of the hydraulic pressure in blind holes
Particularly suited to blind holes in thin walled die-castings
• Particularly suited to blind holes in thin walled die-castings