A single cut file has rows of teeth cut in one direction across its face. The teeth are at an angle of 60 degree to the centre line. It can cut chips as wide as the cut of the file. Files with this cut are useful for filing soft metals like brass, aluminium, bronze and copper.
98) You have to cut an aluminium block to smooth finish. Which one of the following cut of file is most suitable ?
Related Cutting Tools MCQ - Machinist(Set-1) with Answers
For cylindrical grinding a small diameter work with fairly large wheel Hard grade wheel is used.
All of the above
The teeth of hacksaw blade are set to provide clearance for the blade, prevent jamming and breakage of blade and make the kerf wider than the blade.
Ratchet drilling machine
Ratchet drilling machine is used for drilling holes where electricity is not available.
Helical fluted reamer
Straight fluted reamers are useful for general reaming work. Helical fluted reamers are particularly suitable for reaming holes with key-way grooves or special lines cut into them. The helical flutes will bridge the gap and reduce binding and chattering.