... .The Material for Hss Drill Bits have Hss4241,Hss4341,Hss9341,Hss6542,Hss M35 and Hss M42.2.The Standard of Hss Drill Bits have Din1897,Din338 ... ,Din3402.The Degree of the Hss Drill Bits have ... have Black Finished,Bright Finished,Titanium.4.The Packing for Hss Drill Bits have Plastic box and Skin card.5.We can ...