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High-precision countersink, extra long 90°, uncoated, External ⌀ Dc: 20,5mm

Article no.: 325624 Catalog no.: 150372
Price per 1 Piece
Net price: CHF 101.50
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External ⌀ Dc (mm) Price per 1 Piece (incl. VAT)

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Product details

Technical Data

Through-coolant no
Entry of cooling lubricant without cooling lubricant entry
Escape of cooling lubricant without cooling lubricant exit
Cooling lubricant yes
Interface position on the machine
Holder type Plain shank
Holder shape plain shank
Holder version metric
Holder size, metric 10 mm
Holder tolerance class h$09
Shank diameter 10 mm
Shank length 145.6 mm
Cutter diameter, min. 3.5 mm
Cutter diameter, max. 20.5 mm
Configurable no
Tolerance of cutter diameter manufacturer tolerance
For hole diameter 4 mm
Flute length 14.4 mm
Taper length 8.5 mm
Number of teeth 3
Twist direction neutral, straight
Helix angle, min. 0 degrees
Angle, 1st step 90 degrees
Pilot pin without guiding pin
Product designation (type) N
Tool material HSS
Cutting media, manufacturer’s designation HSS
Coating uncoated
Interface joint 1
Gauge length 124 mm
Usable length 124 mm
Overall length 164 mm
Functional length 124 mm
Weight 107 g
Cutting direction right-hand cutting
Tool version solid steel
Standard Werksnorm
Machining method subland drilling
Colour ring without
Type of product countersink
Content single part

Identification & Classification

Article number 325624
Catalog number 150372
EAN / GTIN 4045197086204
Manufacturer number 150372 20,5
Manufacturer/responsible person Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com

Application Table

Alu plastics
N
70
Aluminium (short chipping)
N
33
Alu > 10% Si
N
20
Steel < 500 N/mm²
P
28
Steel < 750 N/mm²
P
27
Steel < 900 N/mm²
P
27
wet maximum
 
dry
 

Description

Version:

All countersinks have 3 cutting edges, radially relief ground. Flutes ground from solid.
High-precision countersink, produced to tight manufacturing tolerances similar to DIN 335-C with extra long plain shank.

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