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CK BORING SYSTEM
CK BORING SYSTEM movie CK BORING SYSTEM
CK BORING SYSTEM

For limited sales areas

Connection mechanism is based on a simple
design but assures strong face contact.

Perfect face contact

Accurate repeatability of 2μm or less

Repeatability Within 2μm

Free to assemble for required
cutting depth and diameter

Free to assemble for required cutting depth and diameter

Efficiency of boring operations are
now further improved by the addition
of new series of boring heads.

CK BORING SYSTEM

FOR ROUGH BORING

Diameter : ø20 - ø203
SWBORING HEAD movie
SW BORING HEAD
Ultimate rough boring head fullfilling all the requirements
SW BORING HEAD
Balanced & stepped cutting available

A pair of cartridges carrying different height each other are mounted on the stepped body. By selecting combination of these heights, both balanced and stepped cuttings are available without additional components. (Type E)

Quick diameter adjustment with 1 wrench
Diameter : ø25 - ø150
RWBORING HEAD
RW BORING HEAD
Priority is given for unique and multi-functional uses.
Rigid balanced cutting is available
Rigid balanced cutting is available

RW Head is designed for adjustment to both radial and axial directions.
Cartridges are standard for through-hole and blind-hole boring, thus universal for various requirements.

FOR FINISH BORING

Diameter : ø20 - ø203
EWNBORING HEAD
EWN BORING HEAD
More versatile in function and performance
by a new design concept.
Back boring is available to optimise opposing bore concentricity

Back boring from the same direction greatly improves the concentricity.
Simply reversing a standard Insert Holder readies the tool for back boring, retaining all the same features such as simple and accurate diameter adjustment.

Forward:Reverse

Quick adjustment
within micron tolerance

Completes boring operation
and undercut

No radius at the bottom corner. Ideal finish for bearing seats and cylinder for piston. Easy attachment with standard EWN Boring Head.

Imbalance compensation design
Diameter : ø100 - ø203
EWB ALUMINUMBORING HEAD
EWB-UP BORING HEAD
Light weight & automatic precision balancing
Capable for use on small machines with weight restrictions
Automatic imbalance compensation design
High Speed
Diameter : ø32 - ø105
EWBBORING HEAD
EWB BORING HEAD
Bore diameter adjustment simultaneously compensates imbalance. Thus, stabilized boring at high speed is possible.
Automatic imbalance compensation design
Automatic imbalance compensation design
Diameter : ø1 - ø54
EWNBORING HEAD (Cylindrical Toolholder Type)
EWN BORING HEAD
3 sizes are available in the series
to do the best job from selection.
Combination with carbide cylindrical toolholder for reliable deep hole boring

Carbide is three times more rigid than steel against bending. Thus using a carbide shank tool provides more accurate and stable boring.

• Steel shank

Steel shank

• Carbide shank

Carbide shank
High Speed
Diameter : ø1 - ø50
EWBBORING HEAD (Cylindrical Toolholder Type)
EWB BORING HEAD
Fine adjustment for diameter
by 5 micron/diameter per each division (EWB2-50CK6)
Balance Ring
Manually balanceable design

Rotating Balance Ring moves counterweight inside for balance adjustment.

High Speed
Diameter : ø1 - ø15
EWN04-7CK1 / EWN04-15CK3(Cylindrical toolholder type)
EWN04-7CK1 / EWN04-15CK3
Body diameter ø18.5mm (EWN04-7CK1)
Micro boring head
  • High precision diameter adjustment is achieved despite its ultra small size. Fine adjust dial assures easy & fast adjustment.
  • 1div.= 0.01mm/ø + 2µm Vernier

CK7 Series

Diameter : ø200 - ø880
EWN200 / TW200 BORING HEAD for large diameter
HIGH SPEED BORING HEAD
Introduction of high speed to large
diameter boring!
  • Positioning pins securely hold the head.
  • Finish boring head offers high precision adjustment of
    1 div. = 0.01mm/φ and back boring capability.

CK PRESETTER

CKP150ZA(For CK1 to 6)
CK PRESETTER
Covers rough and finish boring heads including various length of cylindrical toolholder series.
For large diameter
CKP550