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LS LPR LB CSI 58-60 HRc √N5
GFI ST-ER DCONNWS
DCONXWS
Floating Reamer DIN 6499 PSI Max
Collet Chucks with Cylindrical DCONMS BD DF
Shanks with a Clamping Flat
DRVS

Designation DCONMS CSI DCONNWS (2) DCONXWS (3) LB LPR LS BD DF RFl DRVS (4) Lbs
GFI ST 3/4 ER20 (1) .750 ER20 .041 .514 1.358 2.185 2.559 1.339 1.969 .020 .866 1.20 NUT ER20 TOP
GFI ST 1 ER32 (1) 1.000 ER32 .080 .789 1.807 3.028 3.150 1.968 2.559 .030 1.417 2.87 NUT ER32 TOP
• Maximum 2000 RPM!
(1) Radial float from center
(2) Minimum diameter NON-ROTATING TOOL HOLDERS
(3) Maximum diameter
(4) Torque key size
GFI ER - Floating Reamer Collet Chuck Application:
The GFI floating chuck is a unique holder that compensates
Floating chuck - adjusts the misalignment for the radial misalignment in reaming operations carried
between the reamer and workpiece hole to ensure out on vertical and horizontal machine tools.
the same accuracy as the reamer itself.

COOLANT HOLE
REAR SEAL

DRIVE SHAFT
Features:
Radial self-floating mechanism that compensates for
misalignment between the reamer and workpiece to ensure the
same tolerance as the reamer itself.
REAR BEARING
FRONT SEAL 6 SPRING PISTON The special self-centering mechanism eliminates
FRONT BEARING tapered and oversized bores.
FLAT FOR BEARING ADJUSTMENT NUT
SUPPORTING WRENCH O-RING
SEAL GASKET Advantages:
Unique ball bearing and axle drive shaft structure enables vertical
Always tighten ER nut using supporting wrench
and horizontal machining.
Precise and efficient clamping with ER spring collets or
ER COOLIT collets.

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