HOLEX Pro Tap machine tap HSS-E Form C, TiN, G: G1/8

Article no.: 178335 Catalog no.: 137806
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Product details

Technical Data

Through-coolant no
Cooling lubricant yes
Series Pro Tap
Manufacturer’s designation HOLEX Pro Tap Maschinen-Gewindebohrer HSS-E Form C, TiN
Interface position on the machine; on the machine
Holder type plain shank; plain shank
Holder shape plain shank; plain shank
Holder version metric; metric
Holder size, metric 0070 mm; 0070 mm
Holder tolerance class h9; h9
Shank diameter 7 mm; 7 mm
Thread type G
Thread nominal diameter inch 0.125 in
Thread G1/8
Thread pitch 0.907 mm
Turns per inch 28
Chisel edge diameter 8.8 mm
Length of tapping part 24.33 mm
Taper lead angle 12.18 degrees
Number of teeth 3
Twist direction right-hand
Twist angle 40 degrees
Type of thread-cutting tool machine tap for dynamic machining
Taper lead form C
Application for type of drilling blind hole
To depth (x diameter) 2.5
Number of clamping slots 3
Core hole diameter 8.8 mm
Flank angle 55 degrees
Square-drive width across flats 5.5 mm
Tool material HSS-E
Coating TiN
Interface joint 1; joint 1
Overall length 90 mm
Cutting direction right-hand cutting
Tool version solid steel
Standard DIN 5156
Shape letter standard number C
Data carriers without data carrier
Machining method thread processing internal (EGI)
Colour ring green
Type of product taps

Identification & Classification

Article number 178335
Catalog number 137806
EAN / GTIN 4062406373504
Manufacturer number 137806 G1/8
Manufacturer/responsible person Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com

Application Table

Alu plastics
N
24
Aluminium (short chipping)
N
25
Alu > 10% Si
N
10
Steel < 500 N/mm²
P
24
Steel < 750 N/mm²
P
20
Steel < 900 N/mm²
P
15
Steel < 1100 N/mm²
P
8
INOX < 900 N/mm²
M
8
CuZn
N
15
Uni
 
Oil
 
wet maximum
 

Description

Version:

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 Whitworth parallel pipe threads DIN-ISO 228/1 (threads that do not form a seal within the connection).

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