ATORN BT40 shrink-fit chuck 3° (ISO 7388-2) dia. 4 mm A=120 mm

Application
For clamping cutters and drills with straight shanks in h6 tolerance. Suitable for heavy-duty machining and all high-power applications. Suitable for inductive, contact and hot air shrinking devices.

Execution

• Guaranteed maximum concentricity 0.003 mm.
• Shrink fit and shrink release of carbide and HSS tools.
• Hardness 52 + 2 HRc.
• Maximum coolant pressure 80 bar.
• Glass bead blasted.

Advantage

• Slim design, extremely low interference contour.
• High transmittable torques.
• High positioning and repeat accuracy.
• Ideal for high rotation speeds.

Delivery
1x shrink-fit chuck 3° BT40 (ISO 7388-2).

Notes
The previous standard JIS B 6339 MAS BT was replaced by ISO 7388-2.