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Silver & Deming, 1/2 Reduced
PRO-LINE Drill Bits

(NB)
TiN Coating - Titanium Nitride
This treatment can add up to 2 to 3 times to the life of the drill

General Purpose, TiN Coated (Gold) (NB), HSS M2 Grade
HSS 1/2" Reduced Shank, S & D, 118 Degree, Conventional Point, Twist Drill
Part Number Package Quantity Fraction Size Decimal Equivalent Flute Length Overall Length
05-146 1 17/32" 0.5312 3 6
05-148 1 9/16" 0.5625 3 6
05-150 1 19/32" 0.5938 3 6
05-152 1 5/8" 0.6250 3 6
05-154 1 21/32" 0.6562 3 6
05-156 1 11/16" 0.6875 3 6
05-158 1 23/32" 0.7188 3 6
05-160 1 3/4" 0.7500 3 6
05-162 1 25/32" 0.7812 3 6
05-164 1 13/16" 0.8125 3 6
05-166 1 27/32" 0.8438 3 6
05-168 1 7/8" 0.8750 3 6
05-170 1 29/32 0.9062 3 6
05-172 1 15/16" 0.9375 3 6
05-174 1 31/32" 0.9688 3 6
05-176 1 1.0" 1.0000 3 6