High-precision countersink, long 90° 8,3 mm

Article no.: 150377 8,3
plus VAT at the current rate Prices plus delivery costs
on request
In stock
127 pieces in stock

Select article variation and quantity

External ⌀ Dc (mm) Unit price incl. VAT
  • Countersink tip angle: 90
  • Tool material: HSS
  • Spacing of the countersink cutting edges: unequal spacing
  • Number of cutting edges Z: 3
  • Standard: Manufacturer’s standard

Add to shopping list

    Share this product

    or copy this link

    Offers

    Set with price advantage

    Product details

    Technical Data

    External ⌀ 8.3 mm
    Coating TiAlN
    Countersink tip angle 90 degrees
    Tool material HSS
    Spacing of the countersink cutting edges unequal spacing
    Number of cutting edges Z 3
    Standard Manufacturer’s standard
    Shank Parallel shank to h9
    Through-coolant no
    smallest countersink ⌀ for holes from 2 mm
    Overall length L 105 mm
    Shank ⌀ Ds 6 mm
    for countersunk screws DIN 7991 M4
    Feed f in steel < 500 N/mm2 0.1 mm/rev.
    Shank tolerance h9
    Colour ring green
    Pre-drill ⌀ 2 mm
    Type of product Stepped drill and countersink

    Identification numbers & Classifications

    Article number 150377 8,3
    EAN / GTIN 4045197867582
    Manufacturer number 150377 8,3

    Application Table

    Alu plastics
    N
    75
    Aluminium (short chipping)
    N
    75
    Alu > 10% Si
    N
    50
    Steel < 500 N/mm²
    P
    65
    Steel < 750 N/mm²
    P
    50
    Steel < 900 N/mm²
    P
    30
    Steel < 1100 N/mm²
    P
    18
    Steel < 1400 N/mm²
    P
    8
    Steel < 55 HRC
    H
    8
    INOX < 900 N/mm²
    M
    16
    INOX > 900 N/mm²
    M
    10
    Ti > 850 N/mm²
    S
    12
    GG(G)
    K
    25
    CuZn
    N
    60
    Graphite, GRP, CRP
    N
    Uni
     
    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 DIN335-C, with long plain shank.
    Special geometry with extremely unequal spacing and matching cutting edge preparation.
    Newly developed, special TiAlN coating for long tool life.

    Application:

    High-precision countersinks for chatter-free production of precise, round 90° countersunk surfaces.

    Downloads & documents

    Services & product advisors

    Direct purchase

    Sign in to your Account

    To shopping cart