Cobalt Steel Drill Bits

5mm cobalt drill bits for hard metal - M35 drill bits by TTP HARD

60 Piece Cobalt Jobber Drill Bit Set, Size #1 - #60 Standard length (jobber length) M42 8% cobalt drills are manufactured to Aerospace Standard 907.

#1 - #60 Cobalt Steel Jobber Drill Bit Set, 60 Pieces, Drill America

The Difference Between HSS and Cobalt Drill Bits

Cobalt Steel Drill Bit 4.0mm x 75mm

HSS Cobalt Drill Bit Set 5/16 Inch 5Pcs M35 Co Twist Jobber Length

Precision ground to insure concentrically of tip and body. Penetrates faster with less pressure. Smooth flutes and special surface treated for

29-Piece 1/16 in. to 1/2 in. Left-Hand Cobalt Coated High Speed Steel Drill Bit Set Index

Cobalt Drill Bits & Accessories

Titanium Coated HSS High Speed Steel Cobalt Steel Drill Bits Set 11 25mm XB19427123 From Tpxt, $2.86

Drill America DWDCO Cobalt Jobber length (standard length) drill bits. Drill America DWDCO M35 cobalt drills are manufactured to National Aerospace standard 907. These drill bits display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel and are especially effective in drilling tough, high tensile strength materials like stainless steel, Inconel and titanium. The 135 split point is self-centering and reduces thrust.

9/16 Reduced Shank Cobalt Drill Bit, 1/2 Shank, Drill America, D/ACO9/16