Cobalt Screw Machine Length Drill Bits
Note: Shank diameter is the same as the drill size.
Made with M42 Cobalt Steel

Part # Size Diameter Flute Length Overall Length Price Quantity SMC.062 1/16" 0.0625" 5/8" 1-5/8" $2.06 SMC.078 5/64" 0.0781" 11/16" 1-11/16" $2.05 SMC.093 3/32" 0.0938" 3/4" 1-3/4" $2.05 SMC.109 7/64" 0.1094" 13/16" 1-13/16" $1.94 SMC.125 1/8" 0.1250" 7/8" 1-7/8" $1.54 SMC.140 9/64" 0.1406" 15/16" 1-15/16" $1.54 SMC.156 5/32" 0.1563" 1" 2-1/16" $1.76 SMC.171 11/64" 0.1719" 1-1/16" 2-1/8" $1.93 SMC.187 3/16" 0.1875" 1-1/8" 2-3/16" $2.20 SMC.203 13/64" 0.2031" 1-3/16" 2-1/4" $2.57 SMC.218 7/32" 0.2188" 1-1/4" 2-3/8" $2.57 SMC.234 15/64" 0.2344" 1-5/16" 2-7/16" $2.72 SMC.250 1/4" 0.2500" 1-3/8" 2-1/2" $2.90 SMC.265 17/64" 0.2656" 1-7/16" 2-5/8" $3.37 SMC.281 9/32" 0.2813" 1-1/2" 2-11/16" $3.60

Part # Size Diameter Flute Length Overall Length Price Quantity SMC.296 19/64" 0.2969" 1-9/16" 2-3/4" $4.08 SMC.312 5/16" 0.3125" 1-5/8" 2-13/16" $5.06 SMC.328 21/64" 0.3281" 1-11/16" 2-15/16" $5.70 SMC.343 11/32" 0.3438" 1-11/16" 3" $6.22 SMC.359 23/64" 0.3594" 1-3/4" 3-1/16" $7.05 SMC.375 3/8" 0.3750" 1-13/16" 3-1/8" $7.26 SMC.390 25/64" 0.3906" 1-7/8" 3-1/4" $8.35 SMC.406 13/32" 0.4063" 1-15/16" 3-5/16" $8.35 SMC.421 27/64" 0.4219" 2" 3-3/8" $10.13 SMC.437 7/16" 0.4375" 2-1/16" 3-7/16" $10.21 SMC.453 29/64" 0.4531" 2-1/8" 3-9/16" $12.43 SMC.468 15/32" 0.4688" 2-1/8" 3-5/8" $12.43 SMC.484 31/64" 0.4844" 2-3/16" 3-11/16" $12.43 SMC.500 1/2" 0.5000" 2-1/4" 3-3/4" $12.43

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