Carbide drill (inner cooling)

Carbide drill (inner cooling)

Use features:

For: gray cast iron, nodular cast iron, stainless steel, structuralsteel and alloy steel materials, centering capability is strong,stable dimensional accuracy and good surface quality.

Manufacturing characteristics:

Cutting edge tolerance:m7

Chip groove:Special design,easy to chip removal

Chisel edge manufacturing:Chisel edge correction

Shank form:DIN6535HA h6

Coating:He/NaNo