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Version 1.0.3
B50 GSM
Geared drill
OPTIMUM
M A S C H I N E N - G E R M A N Y
Appendix
9
Appendix
9.1
Copyright
2014
This document is copyright. All derived rights are also reserved, especially those of translation,
re-printing, use of figures, broadcast, reproduction by photo-mechanical or similar means and
recording in data processing systems, neither partial nor total.
The company reserves the right to make technical alterations without prior notice.
9.2
Terminology/Glossary
Item
Explanation
Drift
Tool for removing the bit or the drill chuck from the bit
holder spindle.
Drill chuck
Fixture for holding the bit.
Drilling head
Upper part of the geared drill.
Drilling spindle
Fixed hollow shaft in which the spindle turns.
Spindle
Shaft activated by the motor.
Drilling table
Support and fastening surface.
Taper size
Taper shank of the bit or drill chuck.
Spindle lever
Manual control for advancing the bit.
Keyless chuck
Drill chuck which does not use a key.
Piece
Piece to be drilled or machined.
Tool
Bit, countersink, etc.
Locking bolt
Bolt for holding the drilling spindle at a given height
for removing the chuck or tool.
