Standard length drill with 1/2" reduced straight shank, diameter 13.5mm with an overall length of 156mm and flute length of 83mm according to DORMER standard with 118° point angle, HSS with steam tempered finish for 4xD drilling without pecking in steel
Applications:
P - Steel and cast steel(steels with alloy content ? 10% and a hardness of < 45HRC) - Primary use
M - Stainless steel(corrosion resistant steels with ? 11% chromium content) - Possible use
K - Cast Iron(castings of iron and carbon alloys with > 2% carbon content) - Possible use
N - Non-ferrous metals(metals including alloys without an appreciable amount of iron) - Possible use
S - High-temperature alloys(superalloys with high temperature stength and corrosion resistant surpassing that of stainless steel) - Possible use
For additional details please check the Manufacturer's site: