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  • Cobalt straight twist-drill I type
  • Cobalt straight twist-drill I type
  • Cobalt straight twist-drill I type

Cobalt straight twist-drill I type COSD 7.4

Item.#
06591444
Mfr.#
COSD 7.4
Package Qty.
1Box(10PC)
Ship pack of
1
169.90 SGD
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Item Feature
Point Angle (Degree)
135
Blade Diameter D (phi mm)
7.4
Thinning Shape of Drills
X-shaped thinning
Overall Length L (mm)
111
Flute Length l (mm)
55
Tolerance
h8
Geometry of Drill Flank
Cone
Helix Angle
High helix
Material
Cobalt HSS (high speed steel) HSSCo
Work Material
Structural steel, carbon steel, alloy steel, Harden steel, die steel, stainless steel, cast iron, aluminum alloy, non-ferrous metals