Page 456 - Hartner

Shank designs for solid carbide straight shanks
to DIN 6535 (extract)

Form HA, plain

d 1 l 1 d 1 l 1 d 1 l 1
+2 +2 +2
Dimensions in mm h6 0 h6 0 h6 0
chamfer 2 28 8 36 18 48
without centre hole 3 28 10 40 20 50
4 28 12 45 25 56
d 1 5 28 14 45 32 60
6 36 16 48
l 1

45°+1° e 1
b 1
Form HB, with drive flat
d 1 h 1
d 1 b 1 e 1 h 1 l 1 l 2
l 1 d 1 d 1 +0.05 0 +2 +1
Dimensions in mm h6 0 -1 h11 0 0
l 1 l 1
e 1
with one drive flat for b 1 45°+1° 6 4.2 18 5.1 36 -
d1 = 6 … 20 mm l 2 8 5.5 18 6.9 36 -
45°+1° 45°+1° e 1 e 1 chamfer 10 7 20 8.5 40 -
12 8 22.5 10.4 45 -
b 1 b 1 without centre hole
d 1 14 8 22.5 12.7 45 -
d 1 d 1 h 1 h 1 16 10 24 14.2 48 -
18 10 24 16.2 48 -
l 1 l 1 l 1
20 11 25 18.2 50 -
with two drive flats for e 1 e 1
d1 = 25 and 32 mm b 1 b 1 without
45°+1° 45°+1° l 2 centre 25 12 32 23 56 17
l 2
hole
d 1 d 1
32 14 36 30 60 19
chamfer
l 1 l 1

Form HE, whistle notch flat without coolant ducts*
* Design: straight shanks to DIN 6535 are available with or without oil feed holes.
Applications for various tools, dimensions and positionof oilfeed holes are fully d 1 (b2) h 2 l 1 l4 l 5 r 2
described within the standard range sections. (b3) (h 3) +2 0 nom.
h6 ≈ h13 0 -1 size min.
for d 1 = 6 … 20 mm l 1 6 4.3 – 5.1 – 36 25 18 1.2
8 5.5 – 6.9 – 36 25 18 1.2
l 4
l 5
10 7.1 – 8.5 – 40 28 20 1.2
47° -2° 6 +1
(b 2 ) 12 8.2 – 10.4 – 45 33 22.5 1.2
r 2 43° +2° 14 8.1 – 12.7 – 45 33 22.5 1.2
d 1 h 2 16 10.1 – 14.2 – 48 36 24 1.6
18 10.8 – 16.2 – 48 36 24 1.6
without centre hole
chamfer
2° -30’ 20 11.4 – 18.2 – 50 38 25 1.6
for d1 = 25 and 32 mm (b 3 )
25 13.6 9.3 23.0 24.1 56 44 32 1.6
d 1 (h 3 )
32 15.5 9.9 30.0 31.2 60 48 35 1.6

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