Screw Machine Length Drill Bits
Note: Shank diameter is the same as the drill size.

Part # Size Diameter Flute Length Overall Length Price Quantity SM.046 3/64" 0.0469" N/A N/A $0.91 SM.062 1/16" 0.0625" 5/8" 1-5/8" $0.86 SM.078 5/64" 0.0781" 11/16" 1-11/16" $0.94 SALE! $0.54 SM.078_100_BULK 5/64" 0.0781" 11/16" 1-11/16" $0.94 SALE! $35.00 SM.093 3/32" 0.0938" 3/4" 1-3/4" $0.76 SALE! $0.42 SM.093_100_BULK 3/32" 0.0938" 3/4" 1-3/4" $33.00 SM.109 7/64" 0.1094" 13/16" 1-13/16" $0.76 SM.125 1/8" 0.1250" 7/8" 1-7/8" $0.94 SM.140 9/64" 0.1406" 15/16" 1-15/16" $0.99 SM.156 5/32" 0.1563" 1" 2-1/16" $1.09 SM.171 11/64" 0.1719" 1-1/16" 2-1/8" $1.20 SM.171_100_BULK 11/64" 0.1719" 1-1/16" 2-1/8" $46.20 SM.187 3/16" 0.1875" 1-1/8" 2-3/16" $1.24 SM.203 13/64" 0.2031" 1-3/16" 2-1/4" $1.43 SM.218 7/32" 0.2188" 1-1/4" 2-3/8" $1.24 SM.234 15/64" 0.2344" 1-5/16" 2-7/16" $1.66 SM.234_IMPORT 15/64" 0.2344" 1.31" 2-11/25" $1.27 SALE! $0.44 SM.250 1/4" 0.2500" 1-3/8" 2-1/2" $1.54 SM.265 17/64" 0.2656" 1-7/16" 2-5/8" $2.00 SM.281 9/32" 0.2813" 1-1/2" 2-11/16" $2.10 SM.296 19/64" 0.2969" 1-9/16" 2-3/4" $2.40 SM.296_IMPORT 19/64" 0.2969" 1-14/25" 2-3/4" $2.16 SALE! $0.90 SM.312 5/16" 0.3125" 1-5/8" 2-13/16" $2.63 SM.328 21/64" 0.3281" 1-11/16" 2-15/16" $3.21 SM.328_IMPORT 21/64" 0.3281" 1.69" 2-47/50" $2.53 SALE! $1.05 SM.343 11/32" 0.3438" 1-11/16" 3" $2.94 SM.343_IMPORT 11/32" 0.3438" 1.69" 3" $2.53 SALE! $1.10 SM.359_IMPORT 23/64" 0.3594" 1-3/4" 3-3/50" $2.65 SALE! $1.15 SM.359 23/64" 0.3594" 1-3/4" 3-1/16" $3.01 SM.375 3/8" 0.3750" 1.18" 3-1/8" $3.21 SM.390 25/64" 0.3906" 1-7/8" 3-1/4" $3.58 SM.406 13/32" 0.4063" 1-15/16" 3-5/16" $3.42 SM.421 27/64" 0.4219" 2" 3-3/8" $5.04 SM.421_IMPORT 27/64" 0.4219" 3" 3-19/50" $3.67 SALE! $1.20 SM.437 7/16" 0.4375" 2-1/16" 3-7/16" $4.15 SM.453_IMPORT 29/64" 0.4531" 2.13" 3-14/25" $3.80 SALE! $1.50 SM.453 29/64" 0.4531" 2-1/8" 3-9/16" $4.83 SM.468 15/32" 0.4688" 2-1/8" 3-5/8" $5.40 SM.468_IMPORT 15/32" 0.4688" 2.13" 3.63" $4.94 SALE! $1.80 SM.484 31/64" 0.4844" 2-3/16" 3-11/16" $5.64 SM.484_IMPORT 31/64" 0.4844" 2.13" 3.69" $4.94 SALE! $1.90 SM.500 1/2" 0.5000" 2-1/4" 3-3/4" $5.84 SM.500x3/8shank 1/2" 0.5000" 2-1/4" 3-3/4" $9.59 SM.515 33/64" 0.5156" N/A N/A $18.80 SM.531 17/32" 0.5313" N/A N/A $19.61 SM.546 35/64" 0.5469" N/A N/A $19.40 SM.562 9/16" 0.5625" N/A N/A $20.36

Part # Size Diameter Flute Length Overall Length Price Quantity SM.578 37/64" 0.5781" N/A N/A $23.09 SM.593 19/32" 0.5938" N/A N/A $23.09 SM.609 39/64" 0.6094" N/A N/A $24.11 SM.625 5/8" 0.6250" N/A N/A $24.11 SM.640 41/64" 0.6406" N/A N/A $27.38 SM.656 21/32" 0.6563" N/A N/A $27.38 SM.671 43/64" 0.6719" N/A N/A $29.93 SM.687 11/16" 0.6875" N/A N/A $29.93 SM.703 45/64" 0.7031" N/A N/A $32.36 SM.718 23/32" 0.7188" N/A N/A $32.36 SM.734 47/64" 0.7344" N/A N/A $34.50 SM.750 3/4" 0.7500" N/A N/A $34.50 SM.765 49/64" 0.7656" N/A N/A $36.76 SM.781 25/32" 0.7813" N/A N/A $36.76 SM.796 51/64" 0.7969" N/A N/A $39.00 SM.812 13/16" 0.8125" N/A N/A $39.00 SM.828 53/64" 0.8281" N/A N/A $40.67 SM.843 27/32" 0.8438" N/A N/A $40.67 SM.859 55/64" 0.8594" N/A N/A $41.68 SM.875 7/8" 0.8750" N/A N/A $41.68 SM.890 57/64" 0.8906" N/A N/A $45.41 SM.906 29/32" 0.9063" N/A N/A $45.41 SM.921 59/64" 0.9219" N/A N/A $49.53 SM.937 15/16" 0.9375" N/A N/A $49.53 SM.953 61/64" 0.9531" N/A N/A $54.40 SM.968 31/32" 0.9688" N/A N/A $54.40 SM.984 63/64" 0.9844" N/A N/A $56.24 SM1.000 1" 1.0000" N/A N/A $56.24 SM1.062 1-1/16" 1.0625" N/A N/A $66.85 SM1.125 1-1/8" 1.1250" N/A N/A $74.11 SM1.187 1-3/16" 1.1875" N/A N/A $92.37 SM1.250 1-1/4" 1.2500" N/A N/A $92.99 SM1.312 1-5/16" 1.3125" N/A N/A $137.76 SM1.343 1-11/32" 1.3438" N/A N/A $85.16 SM1.375 1-3/8" 1.3750" N/A N/A $144.86 SM1.437 1-7/16" 1.4375" N/A N/A $153.96 SM1.500 1-1/2" 1.5000" N/A N/A $179.10 SM1.562 1-9/16" 1.5625" N/A N/A $187.28 SM1.625 1-5/8" 1.6250" N/A N/A $195.56 SM1.687 1-11/16" 1.6875" N/A N/A $200.44 SM1.734 1-47/64" 1.7344" N/A N/A $45.17 SM1.750 1-3/4" 1.7500" N/A N/A $207.31 SM1.812 1-13/16" 1.8125" N/A N/A $235.99 SM1.875 1-7/8" 1.8750" N/A N/A $273.59 SM1.937 1-15/16" 1.9375" N/A N/A $284.27 SM2.000 2" 2.0000" N/A N/A $293.74

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