1. Hand Drilling Machine

2. Introduction
Drilling is a metal cutting process carried out by a rotating cutting tool to make circular holes in solid materials.
Tool which makes hole is called as drill bit or twist drill.

3. Hand Drilling machine
A power operated machine tool which holds the drill in its spindle rotating at high speeds and when actuated move linearly against the work piece produces a hole.

4. Types of drilling machine.
Portable drilling machine
Bench drilling machine
Radial drilling machine
Pillar drilling machine
Gang drilling machine
Multiple drilling machine

6. Bench drilling machine

7. Part of Bench drilling machine

8. Radial drilling machine

9. Part of Radial drilling machine

10. Pillar drilling machine

11. Part of Pillar drilling machine

12. Gang drilling machine

13. Part of Gang drilling machine

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UP, INDIA,
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