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Step Drill Bits
Titanium
Coated
Self Starting Point
Starts on contact.
Balanced Double Flute
Eliminates chatter
and vibration.
Trailing Flute
Automatically
deburrs holes.
Resharpenable
Cutting Edge
Longer tool life.
Super Hard
Titanium Coating
Lasts up to 6X
longer than High
Speed Steel.
BOSCH Countersinks
The Bosch line of countersinks are great for deburring and chamfering openings
to pre-drilled holes. Great for electrical, plumbing, and HVAC contractors. Bosch
countersinks cut most materials cleanly and accurately. With standard high speed
steel and super hard titanium coated bits, these countersinks perform great in
even the toughest materials.
Materials:
The Bosch line of countersinks cut great in these materials: iron, steel, soft metal,
plastic and wood.
Applications:
The Bosch line of countersinks work great for these jobs: deburring holes and
countersinking holes for flush or countersunk screw heads.
Titanium Coated Countersinks
Chamfer
Item #
Diameter
Angle
CST1
1/2"
82°
CST2
5/8"
82°
CST3
3/4"
82°
NOTE: Drill bits (or extension + drill bit) in excess of 8" should never exceed 600 RPM.
202
Boschtools.com
Dr illi ng
M eta l
High Speed
Steel
Shank
Number
Diameter
of Flutes
1/4"
5
1/4"
5
1/4"
5
Toll Free: 877-BOSCH-99
Step Drill Sets
Item #
Description
3 pc. titanium step drill set includes SDT1, SDT3
SDT30
and SDT6
3 pc. high speed steel step drill set includes
SDH30
SDH1, SDH3 and SDH6
High Speed Steel Countersinks
Chamfer
Item #
Diameter
Angle
CSH1
1/2"
82°
CSH2
5/8"
82°
CSH3
3/4"
82°
Shank
Number
Diameter
of Flutes
1/4"
5
1/4"
5
1/4"
5
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