Nikhil bhai Profesionl services has been defined to mean services rendered by a person in course of carrying on Legal,medical,enginering or architecture profession or the profession of accountancy or technical consultancy or intereior decoration. or profession covered u/s44AA of the act.
If you are providing any of the above srvices then you are covered u/s 194j and TDS would be decuted @ 10% on The TOTAL AMOUNT OF THE BILL
As per sec 194C , the provison are attrcted only when sum is paid for carrying out any work
Also meaning of Contractor includes a person who is caryying out work, including supply of labour for carrying out some work in pursuance of contract(Contract can be written or oral)
TDS should be deucted u/s 194C @ 1%(Incase it is individual/HUF) on the total invoice. or 2% in other case
Since you are carrying out the work you would be covered u/s 194C of The Income Tax Act,1965 so the TDS would be deducted @ 1% or 2% .
Hope the information is clear to you.