Description
HOLEX Pro Tap general-purpose through-hole machine tap.
Sturdy design suitable for a wide spectrum of materials.
Improved HSS-E tool material with low-friction TiN coating.

Product Data
Product type: Through-hole machine tap
Thread type: UNC uniform coarse thread
Standard: ASME B1.1
Tool material: HSS-E
Coating: TiN
Tolerance: 2B
Chamfer form: B
Thread size: 5/16-18
Threads per inch: 18
Thread Dia.: 7.94 mm
L: 90 mm
Dia. Ds: 8 mm
Square size: 4.8 mm
Tapping hole Dia.: 6.6 mm

Cutting Data
Alu: 25
Alu cast >10% Si: 10
Steel <500 N: 24
Steel <750 N: 20
Steel <900 N: 15
Steel <1100 N: 8
INOX <900 N: 8
CuZn: 15

Application
For UNC uniform coarse threads ASME B1.1.