MDF screw

[securespark]

Need a handful of these 60mm long.

Joining MDF to MDF.

Will chipboard screws work just as well?

Can't find MDF -Tite in the right size or Spax in small quantities...

These any good?

http://www.screwfix.com/p/turbo-ii-...uble-self-countersunk-5-x-60mm-100-pack/1880h

Or these?

http://www.screwfix.com/p/screw-tite-pz-countersunk-screws-4-x-60mm-100-pack/73755

 

[securespark]

No worries: made a choice now.

 

[big-all]

assuming 12mm mdf i use no6x1.5-2" twin basic screws a 3 mm or 1/8th" pilot
18mm mdf no8x1 3/4-2" 3.5-4mm pilot