DWDRSD19/64 Size: 19/64" Features: -Drill bit.-Material: High speed steel.-Surface treated flutes.-Reduced shank.-Deming drill.-Dec. equivalent: .4063, .4688, .2656, .2969, .3281, .3594 and .3906. Color/Finish: -Finish: Silver. Dimensions: -13/32 Drill bit flute length: 3-1/8.-15/32 Drill bit flute length: 3-1/2.-17/64 Drill bit flute length: 2-1/4.-19/64 Drill bit flute length: 2-3/8.-21/64 Drill bit flute length: 2-9/16.-23/64 Drill bit flute length: 2-3/4.-25/64 Drill bit flute length: 3.-13/32 Drill bit overall length: 4-7/16.-15/32 Drill bit overall length: 4-7/8.-17/64 Drill bit overall length: 3-1/2.-19/64 Drill bit overall length: 3-11/16.-21/64 Drill bit overall length: 3-13/16.-23/64 Drill bit overall length: 4-1/8.-25/64 Drill bit overall length: 4-5/16.-Product weight: 1 lbs.