BLANKS FOR ROUND TOOLS

Round Rods with Helical Coolant Holes

Blanks with stable oil hole accuracy with less variation

The stable quality oil holes in the materials manufactured by Axis Materia are highly regarded around the world.

We can produce pitch degree of 15° and 42° materials in addition to the most common 30°.

Grades

The range varies depending on the grade.

AF510

Unit : (㎜)

Number of OH Helix Angle Application Diameter Length
2 30° ±1° for Straight Drills Φ3 ~ Φ20 ~ 330L
for Step Drills Φ3 ~ Φ16 ~ 330L

AF810

Unit : (㎜)

Number of OH Helix Angle Application Diameter Length
2 30° ±1° for Straight Drills Φ3 ~ Φ20 ~ 330L
for Step Drills Φ3 ~ Φ16 ~ 330L
15° ±1° for Straight Drills Φ5 ~ Φ16 ~ 330L
42° ±1° for Straight Drills Φ3 ~ 330L
3 30° ±1° for Straight Drills Φ5 ~ Φ16 ~ 330L
Standard Lineup for Blanks for Round Tools

Formed Example

Chamfering and uneven centering over Φ5㎜ are available while stepping and V cutting are not available.

Formed Example

Standard Dimensions

Additional dimensions available upon request.
Please feel free to contact us.

Center hole

Center hole

Unit : (㎜)

Diameter (Φ) ΦD Φd L
3.0 3.5 1.3 0.8 1.43
3.6 6.3 1.5 1.0 1.63
6.4 10.0 2.0 1.5 2.23
10.1 3.0 2.0 3.87

Center point

Center point

Unit : (㎜)

Diameter ΦD Φd
3.0 5.0 3.0
5.1 10.0 4.0
10.1 20.0 5.0
20.1 6.0

Chamfer

Chamfer

Unit : (㎜)

Diameter ΦD measurement
3.0 5.0 0.5
5.1 10.0 1.0
10.1 15.0 1.5
15.1 20.0 1.8
20.1 25.0 2.0
25.1 2.5