Drilstock or Drillstock: How To spell?

The word Drilstock is misspelled against Drillstock, a noun meaning "A contrivance for holding and turning a drill."

Drillstock has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings dri & stock which should not be misspelled with single 'L'
Wrong Spelling:  dri-l-stock 
Correct Spelling:  dri-ll-stock 
Find more incorrect spellings of Drillstock to spell right way.