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GARANT Master Steel FEED solid carbide stepped drill, configurable from a quantity of 3 pieces 6,51-7,5 mm

Article no.: 125040 6,51-7,5
  • Minimum order quantity 3 Piece

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Nominal ⌀ range from - to (mm) Unit price incl. VAT
  • Tool material: Solid carbide
  • Standard: Manufacturer’s standard
  • Tolerance nominal ⌀: m7
  • No. of teeth Z: 3
  • Point angle: 145

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Product details

Technical Data

Series Master Steel
Coating TiAlN
Tool material Solid carbide
Standard Manufacturer’s standard
Tolerance nominal ⌀ m7
No. of teeth Z 3
Point angle 145 degrees
Shank DIN 6535 HA to h6
Countersink angle 90 degrees
Through-coolant yes, with 25 bar
Machining strategy HPC
Nominal ⌀ DC 6.51 mm - 7.50 mm
⌀ D2 2nd step with chamfer h7 8 mm
Step height L1 min - max 7.50 mm - 22.55 mm
Flute length Lc 41 mm
Overall length L 79 mm
Shank ⌀ Ds 8 mm
Feed f in steel < 1100 N/mm2 0.37 mm/rev.
Colour ring green
Type of product Stepped drill

Identification numbers & Classifications

Article number 125040 6,51-7,5
EAN / GTIN 4062406159009
Manufacturer number 125040 6,51-7,5

Application Table

Steel < 500 N/mm²
P
160
Steel < 750 N/mm²
P
140
Steel < 900 N/mm²
P
130
Steel < 1100 N/mm²
P
110
Steel < 1400 N/mm²
P
90
Steel < 55 HRC
H
60
INOX < 900 N/mm²
M
60
INOX > 900 N/mm²
M
50
Ti > 850 N/mm²
S
40
GG
K
130
GGG
K
80
Uni
 
wet maximum
 
wet minimum
 

Description

Version:

Stepped drill, finish ground to your specifications.
For producing a drilled hole and 90° countersink in a single operation.
3-flute drill, specially developed for use at very high feed rates. Outstandingly suitable for machines with high installed power and stable machining conditions.
Drill tolerance (nominal ⌀): m7.
First level tolerance (nominal ⌀ D2): h7.

Note:

Nominal ⌀ and step length are configurable (freely selectable within the range stated in the table) and ground to specification.

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