Alfa Tools S160145B Number 45 High-Speed Steel Split Point Jobber Drill Bright (12 Pack)

Alfa USA jobber length drill bits are ideal for portable or machine drilling in low-tensile strength alloy steels and for other applications. These drills meet all aircraft manufacturing standards and feature a heavy duty 135 degree split point for self-centering and quick penetration. Heavy duty web geometry provides added rigidity to resist tensional strain when drilling up to three times the drill diameter. Suitable for cotter pin hole drilling and cross hole drilling in heads of bolts. Bright finish provides good chip ejection in low carbon or soft materials.