HSS jobber drill Precision roll forged N 7,7 mm

Article no.: 114020 7,7
plus VAT at the current rate Prices plus delivery costs
  • Minimum order quantity 5 Piece
  • Order steps: 5 Piece
on request
In stock
191 pieces in stock
  • Tool material: HSS
  • Type: N
  • Tolerance nominal ⌀: h8
  • Point angle: 118
  • Shank: Plain shank

Product details

Technical Data

Nominal ⌀ DC 7.7 mm
Coating uncoated
Tool material HSS
Type N
Tolerance nominal ⌀ h8
Point angle 118 degrees
Shank Plain shank
Number of cutting edges Z 2
Through-coolant no
recommended maximum drilling depth L2 63.5 mm
Flute length Lc 75 mm
Overall length L 117 mm
Shank ⌀ Ds 7.7 mm
Feed f in steel < 750 N/mm2 0.07 mm/rev.
Colour ring without
Type of product Jobber drill

Identification numbers & Classifications

Article number 114020 7,7
EAN / GTIN 4045197010209

Application Table

Aluminium (short chipping)
N
45
Steel < 500 N/mm²
P
40
Steel < 750 N/mm²
P
30
Steel < 900 N/mm²
P
25
GG(G)
K
25
Oil
 
wet maximum
 

Description

Version:

Roll forged, standard helix angle, core thickness and core taper.
Dimensions to DIN 338.
Robust jobber drill with strengthened core and small chisel point for easy spot drilling and accurate centring of the designated hole. Precision roll forged flutes.

Recommendation:

Maximum drilling depth:
L2 = LC - 1.5 × DC.

Note:

Size 14-20: Shank ⌀ 13 mm with 3 drive flats.

Downloads & documents

Services & product advisors

Create new article code

Change article code

By means of article codes you can record your internal item numbers in the eShop.

Share this product

or copy this link

Add to shopping list

    Select article variation and quantity

    ⌀ DC h8 (mm) Unit price incl. VAT
    Direct purchase

    Sign in to your Account

    To shopping cart