CHAPTER2:HAND TOOL (HACKSAW)

INTRODUCTION

Hack saw is a cutting tool for sawing all metals except hardened steel. It consists of a solid frame or adjustable frame with a handle, wing nut, and blade.

Types of a hacksaw

Various Settings of Teeth

SAFETY MEASURES

Use a perfect hacksaw Ensure that the saw blade is fixed to the

frame in the direction of the saw teeth Ensure that the saw blade is properly

tightened Avoid the use of a new blade to finish the

sawing work Grip tight the work piece to the clamp