TC Hole Cutters
TC Hole Cutters, Recommendations for Use
Advantages
Recommendations for use
■■High concentricity, as the cutting head and
■■The stated reference speeds (see “Recom-
shank are produced in one piece.
mended RPM”) apply to machines capable
■■Optimum cutting performance due to sharp
of providing constant RPM under load. For
ground teeth from high-quality tungsten
low-power machines where speeds drop
carbide.
under load the RPM should be increased by
■■Replaceable HSS pilot drill.
about 30%. If the teeth of the cutter are
not continuously engaged (e.g. on pipes or
Note
curved surfaces), the recommended RPM
levels may be increased by up to 100%. This
PFERD tungsten carbide hole cutters can be
will help to prevent chatter and tooth break-
re-sharpened. Timely and professional re-
age when using the cutter in a hand-held
sharpening substantially lengthens the tool
power tool.
life. Please call your local sharpening service.
■■TC hole cutters are suitable for work on
stainless steel (INOX).
PFERD offers two types of tungsten carbide
■■Particles from the workpieces which develop
hole cutters:
during work must be removed in order to
■■8 mm tool height (flat type) for work
Tungsten carbide hole cutters are professional
avoid corrosion. We recommend mechani-
on sheets and flat materials, available in dif-
tools for quick, precise hole-cutting (cut-outs)
cal and chemical cleaning (etching/polishing
ferent diameters from 16 to 105 mm.
of between 16 and 105 mm in diameter. They
etc).
■■35 mm tool height (long type) for work on
are suitable for working on alloy and non-
alloy steels, stainless steel (INOX), non-ferrous
pipes and curved surfaces, available in dif-
ferent diameters from 16 to 60 mm.
metals and plastics (including GRP). Tungsten
carbide hole cutters are used on hand-held
drills or on stationary machines.
Recommendations for use
Tooth pitch
Pipes
Flat products exit without obstruction.
PFERD hole cutters have an irregular tooth
Place supports outside the cutting area.
pitch (distance between teeth) to prevent
tool chatter.
Do not tilt
Cutting depth
the drill
for pipes
Wall thickness
max. 4 mm
max.
Centre-
Guided
as soon as cutter
4 mm
punching
through
touches material
Uneven
pilot drill
tooth pitch
The adjacent table shows information about
TC hole cutters
� Shank dia. mm
Shank
the shank shape and the dimensions of the
shape
LOS hole saw.
Safety recommendations
dia. 16 to 22 mm
7
= Wear eye protection!
dia. 23 to 55 mm
10
D
Read the instructions!
=
(Please observe the
recommended RPM!)
dia. 60 to 105 mm
12
62
I
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