Delivery challan

Manjunath S (Asst. Officer - Indirect Taxes)   (115 Points)

01 January 2018  
dear experts

we used to send
drilling machines for repair,
tools for grinding,
empty Diesel drums to purchase Diesel
Crates, pallets etc
As samples on returnable basis through delivery challan.

is it require to show these challans in gstr1 ?

if yes, where we have to enter these details.

thanks in advance.