13Chain and Bar Manual
3.3 Chain Types
The STIHL line of saw chains
comprises two basic types in up to
four versions as well as a number of
special versions for specific
applications.
3.3.1 Basic Types
Conventional chipper-tooth chains
with a standard height cutter are
referred to as OILOMATIC
®
"RAPID
TM
".
Chipper-tooth chains with a low-
profile cutter are called
OILOMATIC
®
"PICCO
TM
".
1RAPID
TM
2PICCO
TM
3Comparison of RAPID
TM
/
PICCO
TM
3.3.2 Versions
The different chain versions are
defined according to the shape of
their cutters:
Cutter shape Designation
1Rounded
cutter Standard
2Semi-chisel
cutter Micro
3Full chisel
cutter Super
4Carbide-
tipped cutter Duro
Standard chain with rounded
cutter:
Original shape of chipper-tooth
chain. Robust saw chain with
rounded cutter. These chains are
only available in a pitch of .404".
Micro semi-chisel chain:
Straight-sided cutter. Further
development of the RAPID
TM
Standard.
Robust universal chain that
combines high cutting capacity,
convenience, long edge life and
simple maintenance.
Meets demands of full-time
professionals in agriculture,
construction and forestry industry
but also suitable for occasional
users.
Good service life even in lightly
soiled wood.
Super full chisel chain:
Razor-edged, square shaped
cutters.
Combines excellent cutting capacity
and convenience. Meets highest
performance requirements of
professional users in forestry
industry. Reduced service life in
lightly soiled wood.
Duro carbide-tipped chain:
Cutters with carbide tipping.
The Duro chain combines
exceptional service life,
convenience and good cutting
performance. It is not affected by
dirty wood or brief contact with the
ground. Remains sharp up to four
times longer than a standard semi-
chisel chain. Carbide-tipped chains
must be resharpened with a special
diamond grinding wheel.