Sutton M4151270 1/2"-20 UNF Button Die 1" OD - Carbon Alloy Steel

The Sutton M415 is a carbon alloy steel button die for cutting a new male (external) UNF (Unified National Fine) thread on studs. It is a solid round die, 1" (25.4 mm) OD, in 11 sizes, #5 to 1/2", that fits into an adjustable guide or plain die stock handle.

Made from carbon alloy steel. Carbon alloy steel threading tools are not suitable for precision, safety or critical threads: they are for general purpose and DIY use only. The cutting teeth provide a general purpose thread. Applications include DIY, trade, automotive, plumbing, metalworking and MRO work.

Where this product is used

• Cutting new male (external) UNF threads on studs.
• General purpose and DIY threading where a precision thread is not required.
• Unified National Special (UNS) threads: 3/16"-32 UNS.
• Applications include DIY, trade, automotive, plumbing, metalworking and MRO work.

Design features

• Carbon alloy steel: suitable for general purpose and DIY use only.
• Cutting teeth: provide a general purpose thread.
• Solid round die: fits into an adjustable guide or plain die stock handle.

Sizes and item numbers

Match the die OD (1") to your die holder or die stock.

Using the button die

• Use a guide or die stock that matches the 1" OD of the die.
• Chamfer the end of the stud or rod and start the die square, turning forward and backing off regularly to break the chip.
• Use a cutting fluid suited to the material being threaded.
• Use for general purpose and DIY threads only.

Key specifications

Related products

Related Sutton threading tools: M416 UNF 1-1/2" OD button die, M417 UNF 2" OD button die, M412 UNC 1" OD button die, M413 UNC 1-1/2" OD button die and M414 UNC 2" OD button die. Browse threading dies and sets and threading tools.