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NON-ROTATING TOOL HOLDERS LS LPR CSI 58-60 HRc
LB BD DF
GFI ST-ER DCONNWS 50
Floating Reamer DIN 6499 DCONXWS
Collet Chucks with Cylindrical Bar Max
Shanks with a Clamping Flat
DCONMS

DRVS

Designation DCONMS CSI DCONNWS(3) DCONXWS(4) LS LPR LB BD DF RFl DRVS(5) kg
GFI ST20 ER20 (1)
GFI ST25 ER32 (2) 20.00 ER20 1.0 13.0 65.00 55.50 31.0 34.00 50.00 1.00 22.0 0.56

• Maximum 2000 RPM! 25.00 ER32 2.0 20.0 80.00 76.90 45.9 50.00 65.00 1.60 36.0 1.20
(1) Radial float from center
(2) Minimum diameter
(3) Maximum diameter
(4) Torque key size
(5) Torque key size

GFI ER - Floating Reamer Collet Chuck Application:
Floating chuck - adjusts the misalignment between the reamer and
workpiece hole to ensure the same accuracy as the reamer itself. The GFI floating chuck is a unique holder that compensates
for the radial misalignment existing in reaming operations
COOLANT HOLE carried out on vertical and horizontal machine tools.

REAR SEAL

FRONT SEAL DRIVE SHAFT Features:

FLAT FOR REAR BEARING Radial self-floating mechanism compensates for misalignment
SUPPORTING 6 SPRING PISTON between the reamer and workpiece to ensure the same
WRENCH FRONT BEARING tolerance as the reamer itself. The special self-centering
Don’t tighten the ER BEARING ADJUSTMENT NUT mechanism eliminates tapered and oversized bores.
nut without using
supporting wrench O-RING Advantages:
SEAL GASKET
ER NUT Unique ball bearing and axle drive shaft structure enables vertical and
horizontal machining.
Precise and efficient clamping with ER spring collets or ER Coolit collets.

Spare Parts

Designation

GFI ST20 ER20 NUT ER20 TOP WRENCH ER20*
GFI ST25 ER32 NUT ER32 TOP WRENCH ER32*

* Optional, should be ordered separately

746 ISCAR