... A, B, R). Plain type, bell type,radius type. COMBINED DRILLS AND COUNTERSINKS (CENTER DRILL BITS).Material: HSS, HSSCO.Product Feature(Din 333 ... Form A, B, R). Plain type, bell type and radius type.Ground,bright finish.Product Specification/ModelsSize: 1-10mm ... "-25/64"ApplicationThese are designed with 118 degree point angle and a 60 degree countersink included angle with spiral flutes. They ...