Reduced Shank Drills used to drill large holes when only a smaller size chuck is available.
REDUCED SHANK DRILLS
1/4" shank - JOBBER'S LENGTH DRILLS page 21
1/4" shank - MECHANICS DRILLS page 21
1/4" shank - PLASTIC LAMINATE DRILLS page 119
1/4" shank - SCREW MACHINE DRILLS page 12
3/8" shank - COBALT DRILLS page 42
3/8" shank - JOBBER'S LENGTH DRILLS page 22
3/8" shank - LONG BOY DRILLS page 106
3/8" shank - METRIC DRILLS page 28
3/8" shank - PARABOLIC FLUTE DRILLS page 46
3/8" shank - PLASTIC LAMINATE DRILLS page 119
3/8" shank - SCREW MACHINE DRILLS page 12
3/8" shank - SILVER & DEMING DRILLS page 76
1/2" shank - JOBBER'S LENGTH DRILLS page 22
1/2" shank - LONG BOY DRILLS page 105
1/2" shank - METRIC DRILLS page 28
1/2" shank - SILVER & DEMING DRILLS page 75
3/4" shank - SILVER & DEMING DRILLS page 75