Split point jobber drills are manufactured to National Aerospace Standard 907, these drills are ideal for portable or machine drilling of low tensile strength alloy materials.
Split point jobber drills are manufactured to National Aerospace Standard 907, these drills are ideal for portable or machine drilling of low tensile strength alloy materials. Sizes smaller than 1/16 have the 118 standard point.They have a black oxide surface treatment that is abrasion resistant, reduces chip welding and improves chip flow..