Page 211 - Techniks Catalog 2017

PinzBOHR High Precision HSK50A, 63A, 100A Toolholders

Features
• Exceed industry standards for taper accuracy
and concentricity

• Two offset axial tapered locking screws maximize
rigidity and allow fast tool changes
• Reducers allow different size boring heads to be
used with the same toolholder
• Use extensions to increase boring depth

BD
Match the d dimension on toolholder and boring
head for proper selection. d D1

l1
L
Boring depth (BD) is tool length plus boring head.
HSK50A Boring Toolholders

Part No. Description D1 (mm) d (mm) BD L l1 Coupling Screw
6155501 HSK-50A-22-55 22 12 2.165" 3.19" 1.85" 6811510
6155502 HSK-50A-27-65 27 15 2.559" 3.58" 1.93" 6811520
6155503 HSK-50A-32-75 32 18 2.953" 3.98" 2.20" 6811530
6155504 HSK-50A-42-90 42 24 3.543" 4.57" 2.36" 6811540
HSK63A Boring Toolholders

Part No. Description D1 (mm) d (mm) BD L l1 Coupling Screw
6155631 HSK-63A-22-55 22 12 2.165" 3.19" 1.85" 6811510
6155632 HSK-63A-27-65 27 15 2.559" 3.58" 1.93" 6811520
6155633 HSK-63A-32-75 32 18 2.953" 3.98" 2.20" 6811530
6155634 HSK-63A-42-90 42 24 3.543" 4.57" 2.36" 6811540
6155635 HSK-63A-54-110 54 28 4.331" 5.35" 2.76" 6811550
6155636 HSK-63A-68-145 68 36 5.709" 6.73" 3.35" 6811560
HSK100A Boring Toolholders

Part No. Description D1 (mm) d (mm) BD L l1 Coupling Screw
6155101 HSK-100A-22-55 22 12 2.165" 3.50" 2.165" 6811510
6155102 HSK-100A-27-65 27 15 2.559" 3.90" 2.244" 6811520
6155103 HSK-100A-32-75 32 18 2.953" 4.09" 2.322" 6811530
6155104 HSK-100A-42-90 42 24 3.543" 4.69" 2.480" 6811540
6155105 HSK-100A-54-110 54 28 4.331" 5.47" 2.847" 6811550
6155106 HSK-100A-68-145 68 36 5.709" 6.85" 3.46" 6811560
6155107 HSK-100A-85-165 85 50 6.496" 7.64" 3.70" 6811570
6155108 HSK-100A-100-185 100 60 7.283" 8.43" 4.49" 6811580
6166125 HSK-550-160* 100 60 5.511" 6.692" 3.149" 6811590
*HSK-550-160 is for direct mounting of large heads. For large head toolholders, see page 188.

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