Tooling Systems

Common general dimensions to help you quickly identify your HSK requirements.
DIN 69893.
Technical Information
HSK Shank Tools — Taper and Face Quick-Reference Identification
STRAIGHT SHANK
KM SYSTEM
BT SYSTEM
DV SYSTEM
COLLETS / SLEEVES
INDEX TECHNICAL ACCESSORIES
QC / R8 SYSTEMS
CV SYSTEM
HSK SYSTEM
form A
for general machining service
form C
similar to 'A', but for
manual tool change applications
form E
balance-by-design for higher speeds
form B
greater flange support than form 'A'
for heavier work
form D
similar to form 'B', but for
manual tool change applications
form F
balance-by-design with greater flange support
for higher speeds
flange diameter D D2 D4 LS L2 L7
form A form B form C form D form E form F (mm) (mm) (mm) (mm) (mm)
- - - - 25 - 19 14 13 2,5 6
32 40 32 40 32 - 24 17 16 3,2 8
40 50 40 50 40 50 30 21 20 4 8
50 63 50 63 50 63 38 26 25 5 10
63 80 63 80 63 80 48 34 32 6,3 10
80 100 80 100 - - 60 42 40 8 12,5
100 125 100 - - - 75 53 50 10 12,5
125 160 - - - - 95 67 63 12,5 16
160 - - - - - 120 85 80 16 16
Kennametal’s standard offering.
Other styles are available upon request.
To place an order, contact Kennametal or your authorized Kennametal distributor, or visit www.kennametal.com. 801