Jobber drill set in Dial-A-Tool container consisting out of 20 jobber length drills with straight shank, A100 diameters 0.3 up to 1.0mm in increments of 0.05mm and 0.38, 0.52, 0.58, 0.78 and 0.82mm, according to DIN 338 standard with 118° conical point, HSS with uncoated finish for 4xD drilling without pecking in steel (above 1.0mm with uncoated finish).
Uncoated finish
High speed steel tool material
DIN 338 straight shank drill standards
4xD Usable tool depth to diameter ratio
118° Drill point
Cylindrical shank/straight shank
Standard spiral flute design
Right hand rotation/cutting
A100 styles in set