Drilling machine is termed sensitive drilling machine because one can feel all the strains on the drill in the feed…
i. Hand drill ii. Portable electric drill iii. Hand feed drill press iv. Back geared upright drill.
Drilling is defined as the process or method of creating or originating hole in any of the engineering materials, using…
1. Neutral flame (Equal vol.) Oxygen and Acetylene 2. Carburizing flame (Excess Acetylene) 3. Oxidizing flame (Excess Oxygen) 1. Neutral…
Forging Tools Uses Set hammer Used in confined places or on small surface Punches This is used for making round…
Bench Drilling machine or table drilling machine.
Portable electric drill is a hand drilling machine which uses electricity to generates the motion required in the drilling. It…
1. Tolerance: This is the difference between the upper and lower limit of any dimension. It is the amount allowed…
Ferrous Metal Non-Ferrous Metals Cast iron Aluminium Wrought iron Copper Steel Brass
The term sensitive as referred to the drilling machine simply implies that one can feel all the stains on the…