Zoro Homepage
Clipboard Icon Quick Order
Cart Icon 0 Cart
  1. Home
  2. /
  3. Tools & Machining
  4. /
  5. Cutting Tools
  6. /
  7. Taps
  8. /
  9. Extension Taps
  10. /
  11. HSS-E Blind Hole Machine Tap, 1/4-28 Tap Thread Size, TiN Coated
Holex HSS-E Blind Hole Machine Tap, 1/4-28 Tap Thread Size, TiN Coated 138050 1/4-28 - main

HSS-E Blind Hole Machine Tap, 1/4-28 Tap Thread Size, TiN Coated

  • Mfr # 138050 1/4-28

  • Zoro # G709574427

product price: $15.75
/ea

Key Features

Shank Dia.
7 mm
Tap Material
HSS E
Standard
DIN 371
Overall Length
80 mm
Thread Direction
Right-Hand
See all product information
Get a 10% off coupon
Free 30-day returns
Return Policy
Get 30 days to pay with Net 30
Apply Now
Real support from real people
Contact our U.S. based team

Specifications

Product Information

MFR #
138050 1/4-28
Zoro #
G709574427
UPC #
4062406374907
Country of Origin
Italy

Dimensions

Shank Dia.
7 mm
Overall Length
80 mm
Thread Length
15.9 mm
Thread Size
1/4-28 UNF
Diameter
6.35 mm
Tapping Hole Diameter
5.5 mm
Shank Square Size
5.5 mm
Pre-Drill Diameter
5.5 mm
Thread Diameter
6.35 mm
Pre-drill Diameter
5.5 mm

Details

Item
Tap
Tap Material
HSS E
Standard
DIN 371
Thread Direction
Right-Hand
Number of Flutes
2
Application
up to 2.5xD for Blind Holes
Thread Type
UNF
Thread type
UNF
For Hole Type
up to 2xD for blind holes
Tool Type
Machine tap for dynamic machining
Finish
TiN
Helix Angle
40°
Taper Lead Form
C
Shank Type
Plain Shank with h9
Taper Lead Angle
15°
Ring Color
Green
Coolant Through
No
Flank Angle
60°
Series
HOLEX Pro Tap
Number of Teeth
2
Threads per Inch
28
Thread Pitch
0.907 mm
Tolerance Class
2B
Threads per inch
28
Tolerance
2B
Number of Clamping Slots
2

Description

HOLEX Pro Tap general-purpose tap. Sturdy design suitable for a wide spectrum of materials. Improved HSS-E tool material with low-friction TiN coating. Application: For UNF uniform fine threads ASME - B1.1. Thread type: UNF Tool material: HSS E Standard: DIN 371 Threads per inch: 28 Thread dia : 6.35 mm Overall length L: 80 mm Shank dia Ds: 7 mm Shank square : 5.5 mm Tapping hole dia : 5.5 mm

Documents & Resources

Restrictions

WARNING: Cancer and Reproductive Harm For more information go to www.P65Warnings.ca.gov

Ratings & Reviews

3 Reasons You Can Count On Us

  • Supplies for every job.

    Supplies for every job.

    10 million items and the exact one you need.

  • When you need it fast, count on Zoro!

    When you need it fast, count on Zoro!

    2 million products ship in 1 day.

  • Stretch your budget further.

    Stretch your budget further.

    Everyday low prices on the brands you love.

Explore More Products