PBC Linear NIL12 030.000 Linear Shaft, Solid, 3 4 in Dia, 30 in Lg, Carbon Steel, Polished NIL12 015.000 Made with high quality materials Made with high quality materials Starts On Contact for Fast Clean Holes Shank Shape Round Drill Bit Point Type Pilot Flute Type Spiral Measurement System Fractional Inch Drill Bit Case Type Box Material Machining Titanium Shank Type Machining Straight Number of Drill Bits 29 Finish Machining TiN Standards Not Rated Coolant Fed Non Coolant Through Core Type Solid 125 lb Tolerance Class L End Type Plain Ends Operating Temperature Minimum 0 Degrees F Core Type Solid Roughness 8 12 uin RMS Shaft Type Solid Shaft Country of Origin United States