www.irwin.com
Taps & Dies
TAPS & DIES
174
FEATURES
IRWIN TAP
IRWIN HANSON
IRWIN
®
HANSON
®
has been manufacturing High Carbon Steel threading tools for over 100 years, and has proven itself to be a brand you can trust.
Performance, thread quality, durability, and ease of use — proven for over a century.
8-10
threads
3-5
threads
1-2
threads
•
Ideal for tough starting applications
•
Preferred use with deep or
through-hole applications
• 8
to 10 threads chamfered
Taper Taps
• 3
to 5 threads chamfered
•
Most common chamfer
Plug Taps
•
Ideal for threading close to the bottom of blind holes
• 1
to 2 threads chamfered
•
Shortest standard chamfer
Bottom Taps
5/8", 1", 1-7/16"
and 1-13/16" Across Hex Flats
•
Best suited for maintenance and repair work
•
Recommended for use with hexagonal die stock handles
•
In area with limited space, die can be used with a wrench
or socket
Hexagon Dies
1", 1-1/2", 2"
and 3" Overall Diameter
•
Ideal for a precision threading with the
adjustment of die made by set screw
•
Adjustable dies allow the user to under or
over cut their threads
•
Fits into adjustable guide or plain die stock handles
•
Meets Federal Specifications GGG-D-296
Self-Aligning Dies
1"
and 1-1/2" Overall Diameter
•
Ideal for general purpose threading
•
Fits into adjustable guide or plain die stock
handles
Solid Round Dies
Tap and Die Styles
8-10
threads
•
Starts straight every time
•
Ideal for through holes and irregular surfaces
Self-Aligning Taps
Adjustable Round Dies
1"
Across Hex Flats
•
Starts straight every time
•
More steel at critical points for extra strength
•
Recommended for use with PTS die stock
Tap & Die Description Guide
10-24
NC
Fastener Diameter
10 -
Machine screw size
5/8" -
Fractional
8
mm - Metric
Thread Pitch
Threads per inch (machine & fractional)
Distance between threads (metric
)
Applications
General purpose machines and appliances
Automotive parts requiring extreme pressures
Special threads – either diameter or threads per inch
For optical or thin wall parts
For all pipe threads
For all pipe threads
Thread Type
NC = National Coarse (USS)
NF = National Fine (SAE)
NS = National Special
NEF = National Extra Fine
NPT = National Pipe Taper
BSP = British Standard Pipe
(
no thread symbol required for metric fasteners)
1.
Chamfer with various styles for specific drilling applications
2.
Tap size and recommended drill bit size are laser-etched on each tool for easy identification
[1]
[2]