So here i have tried to just give a better view by getting their actual pictures
a.)Bulldozer

b.)Trencher
-Wheel type Trencher
-Ladder type Trencher

c.)Scraper

d.) Grader

e.)Earth compactors
-Plain steel roller

-sheep's foot tampering rollers

-Vibrating rollers

-Grid roller

-Pneumatic tyred rollers

f.)Power Shovel

g.)Backhoe

--These are the other attachments that can be added

h.)Dragline

i.)Clamshell

j.)
-Bucket wheel Excavator

-Cable Excavator

k.)Fork lift truck

Hope this information is helpful to everyone.