Used Haas BT40 end mill holder in good working-shop condition. Shows normal cosmetic wear, staining, light surface oxidation and handling marks from previous CNC use. Pull stud/retention knob is installed. Runout and balance have not been independently tested. Please review all photos carefully for exact cosmetic condition.
Description
Genuine Haas BT40 end mill holder, part number 04-0158, marked BT40-EM.500-63.
Haas specifies this holder as a 1/2-inch bore, 63 mm gage-length BT40 end mill holder using Weldon/side-lock clamping. It is through-tool-coolant capable and uses an M16x2.0 retention-knob thread.
Specifications
- Brand: Haas
- Part Number: 04-0158
- Model/Marking: BT40-EM.500-63
- Taper: BT40
- Holder Type: End Mill / Side-Lock Holder
- Bore Diameter: 0.500" / 1/2"
- Gage Length: 63 mm / 2.48"
- Balance Rating: G2.5
- Rated Speed: 20,000 RPM
- Bore Tolerance: H5
- Retention Knob Thread: M16 x 2.0
- Through-Spindle / Through-Tool Coolant: Yes
- Haas published weight: 2.4 lb / 1.1 kg
- Pull stud / retention knob included as pictured
The holder has visible shop wear and some oxidation/discoloration around the flange area, clearly shown in the photos. No obvious cracks or major physical damage are visible.
You will receive the exact item shown in the photos.
Item Specifics
- Brand: Haas
- MPN: 04-0158
- Model: BT40-EM.500-63
- Tool Holder Type: End Mill Holder
- Taper: BT40
- Bore / Shank Capacity: 1/2 in
- Gauge Length: 63 mm
- Maximum RPM: 20,000 RPM
- Balance Grade: G2.5
- Coolant: Through Tool Coolant
- Machine Type: CNC Milling Machine / Machining Center