HSS zero Flute Countersinks&Deburring Tools ,According to DID standard ,straight shank.

HSS zero Flute Countersinks&Deburring Tools ,According to DID standard ,straight shank&taper shank

4pcs/set:2-5,5-10,10-15,15-20mm,with metal case

5pcs/set:1-4,2-5,5-10,10-15,15-20mm,with wooden box

6pcs/set:2-5,5-10,10-15,15-20,20-25,25-30mm with wooden box

5pcs/set:0#,1#,2#,3#,4# with wooden box

8pcs/set:0#,1#,2#,3#,4#,5#,6#,7#,8# with wooden box