Black-oxide-finish Drill-bit-set

135 deg split point design reduces slip and walking and allows for easier no slip starting. No spin shanks. Black oxide finish for greater wear protection. Parabolic flute design for greater bit strength. Includes touch case container to keep bits organized. Sliding soft grip lock keeps case closed securely. These bits are ideal for drilling in metal, wood and plastics. Set contains bits ranging from 1/16 to 1/4 in.