Union Butterfield® 1712285 1641 RFD High Performance Forming Tap, 5/16-24 Thread, H7 Thread Limit

25833308 MFG #: 1712285
  • Brand: Union Butterfield®
  • Type: High Performance
  • Series: 1641 RFD
  • Measurement System: Imperial
  • Thread Size: 5/16-24
  • Thread Standard: UNF
  • Chamfer Type: Full-Bottoming
  • Thread Length: 11/16
  • Overall Length: 2-23/32
  • Class of Fit: 2B/3B
  • Shank Diameter: 0.318
  • Square Size: 0.238
  • Material: HSS-PM
  • Finish/Coating: TiN Coated
  • Thread Limit: H7
Union Butterfield® Forming Tap, High Performance, Series: 1641 RFD, Measurement System: Imperial, 5/16-24 Thread, UNF Thread Standard, Full Bottoming Chamfer, 11/16 in Thread Length, 2-23/32 in Overall Length, Class of Fit: 2B/3B, 0.318 in Shank Diameter, 0.238 in Square, HSS PM, TiN Coated, H7 Thread Limit
  • Premium PM substrate provides superior abrasion resistance and edge strength
  • Premium PM substrate
  • Multiple lube groove design assures lubrication in the forming zone and eliminates the bui
  • Multiple lube groove
  • TiN coated for enhan
  • TiN coated for enhanced performance
  • The hard, smooth coating provides a greater lubricity, increases tool life and improves th
  • The hard, smooth coa
  • The entry taper is full bottoming style for blind hole tapping
  • The entry taper is f
Premium PM substrate provides superior abrasion resistance and edge strength
• Premium PM substrate provides superior abrasion resistance and edge strength
Multiple lube groove design assures lubrication in the forming zone and eliminates the build-up of hydraulic pressure in blind holes
• Multiple lube groove design assures lubrication in the forming zone and eliminates the build-up of hydraulic pressure in blind holes
• TiN coated for enhanced performance
TiN coated for enhanced performance
The hard, smooth coating provides a greater lubricity, increases tool life and improves thread flank finish
• The hard, smooth coating provides a greater lubricity, increases tool life and improves thread flank finish
The entry taper is full bottoming style for blind hole tapping
• The entry taper is full bottoming style for blind hole tapping