higher hot hardness & toughness when compared to high speed steel. Cobalt also provides less chipping under severe cutting conditions allows tool to be run 10% faster than high speed steel. Primarily designed as tools for heavy duty drilling of larger holes requiring reduced diameter straight shank drills. Suitable for most drilling operations in a wide array of materials having low and medium tensile strength ratings. Intended for those applications where only a 1/2" chuck is available to drive the drills. May be used with a wide range of portable or stationary machine tools and with hand held manual drills. For optimal performance and the best tool life suitable lubricating/cutting oils or the appropriate coolant fluids are recommended. 。 。 。. TTC 25/32' x 1/2' Shank Cobalt Silver & Deming Drill: Reduced Shank Drill Bits: Industrial & Scientific. TTC 25/32" x 1/2" Shank Cobalt Silver & Deming Drill: Reduced Shank Drill Bits: Industrial & Scientific. All drills have reduced shanks that are 1/2" in diameter. 。 118° point angle and standard web thickness. 。 Flute Length: 3" 。 Special care should be exercised to avoid bending or shearing the reduced diameter drill shank. Cobalt offers better wear resistance.
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Shank Cobalt Silver & Deming Drill TTC 25/32 x 1/2, TTC 25/32" x 1/2" Shank Cobalt Silver & Deming Drill: Reduced Shank Drill Bits: Industrial & Scientific,Quick delivery,Excellent quality,Tens of thousands of products, manufacturers price. Silver & Deming Drill TTC 25/32 x 1/2 Shank Cobalt, TTC 25/32 x 1/2 Shank Cobalt Silver & Deming Drill.