Tool Marks

Front

What is a tool mark?

Back

A tool mark is any impression, scratch, or abrasion made when contact occurs between a tool and an object.

Front

What are abrasion marks?

Back

Abrasion marks are marks made when surfaces slide across one another.

Front

What is the significance of individual characteristics in forensic science?

Back

Individual characteristics provide a high degree of reliability in identifying the origin of a sample.

Front

What type of screwdriver is characterized by a flat blade?

Back

Flathead screwdriver.

Front

What type of wrench has a closed loop to grip nuts and bolts?

Back

Box wrench.

Front

What is the primary purpose of a phillips screwdriver?

Back

To drive screws with a cross-shaped (Phillips) socket.

Front

What is a torx screwdriver used for?

Back

To drive screws with a star-shaped (Torx) socket.

Front

What is the difference between a combination wrench and an open-end wrench?

Back

A combination wrench has both a closed loop and an open end, while an open-end wrench has two open ends.

Front

What is the role of tool marks in forensic investigations?

Back

Tool marks help in linking tools to crimes by matching marks left on objects.

Front

What is the importance of understanding tool marks in forensic science?

Back

Understanding tool marks is crucial for identifying tools used in crimes and linking suspects to evidence.