Dentist Friend site is a channel of communication through which users can access a wider basis to buy and sell commodities, services, establish contacts or exchange information usually implemented by our exploiters.

1. Hand Instrument
www.dentistfriend.com

2. Parts of Hand Instruments
Most of the instruments are composed of the following parts:
 Handel
 Shank
 Blade/Nib
www.dentistfriend.com

3. Handle
It is used to hold the instrument.
They are available in various size and shapes.
It may be smooth or eight sided and serrated.
www.dentistfriend.com

4. Shank
It connects the handle with the working point or nib of the instrument.
It is smooth, round or tapered.
It may be straight or bent for better control of working point when the force
is applied.
It has one or more angels to avoid twisting of the instrument.
www.dentistfriend.com

5. Blade
Working part of the instrument.
Connected to the handle by shank.
Each blade has a cutting edge that is the
working end.
www.dentistfriend.com

6. Gingival Margin Trimmer
It is used to trim, smooth, and shape the gingival floor of a cavity preparation.
It is also used for rounding or beveling of the axiopulpal line angle.
www.dentistfriend.com

7. Hoe
Used to clean and smooth floor and walls in cavity preparation and forming
line angles.
Used with a pulling motion
Cutting edge or blade nearly perpendicular to handle.
www.dentistfriend.com

8. Hoe Vs Hatchet
If the angle of the blade is less than 12.5 centigrade, it is mono-angle chisel & if it
is more than 12.5 centigrade’s, it is hoe.
www.dentistfriend.com

9. Angle Formers
Primarily used for sharpening internal line angles and creating retentive features in
dentine in preparation for gold restorations.
Used in 3 motions vertical, push and pull
www.dentistfriend.com

10. Spoon excavator
Used to remove:
 Soft carious dentine
 Temporary crowns
 Temporary cement in temporary restoration
 Permanent crown during try-in
Discoid: Cutting edges are circular
Cleoid: Cutting edges are claw like
www.dentistfriend.com