Description

Weldon system surface clamping chuck, BT 40 Design: Made of alloy case-hardened steel, with a core tensile strength of approx. 950 N/mm² and a hardness depth of min. 0.5 mm. Taper to DIN 254. Taper angle tolerance: AT3 Taper surface roughness: Ra < 0.001 mm Bore tolerance: H5 Hardened: 58 ± 2 HRC Application: To mount tools with cylindrical shank and lateral driving plane. Scope of delivery: Face chuck with clamping screw.

Specifications

Schaftform	BT40
DIN	DIN 254
Ø D1	18 mm
Ø D2	50 mm
L1	63 mm