IMS Darkside Cone / Tool Holder – 35 mm x 47 mm, BT40 for Park Industries
The IMS Darkside Grinding Wheel Holder is a 35 mm x 47 mm BT40 tool holder that mounts a stone CNC grinding wheel to the machine spindle. It is built for Park Industries CNC machines, and IMS's own compatibility list for this exact part also includes Thibaut, Denver, Helios and Baca Systems spindles.
Key Features
- BT40 (JIS B 6339) spindle taper
- 35 mm x 47 mm holder dimensions, as published by IMS
- Darkside finish: hardened alloy steel with an ultra-hard black engineered coating for corrosion and wear resistance — not a black oxide coating
- Compatible with Park Industries, Baca Systems, Thibaut, Denver and Helios CNC machines
- Ships with pull stud AAF49 and locking kit BAA05
- Legacy IMS part number MVVE125B
Fitment
BT40 (JIS B 6339) is not interchangeable with ISO40 (DIN 69871) — confirm your spindle's taper before ordering. This holder ships with pull stud AAF49 and locking kit BAA05.
Who Is This For?
Shops running Park Industries, Thibaut, Denver, Helios or Baca Systems stone CNC machines with a BT40 spindle who need a replacement or spare grinding wheel holder.
Frequently Asked Questions
What CNC machines is this tool holder compatible with?
Park Industries, plus Thibaut, Denver, Helios and Baca Systems machines fitted with a BT40 spindle, per IMS's published compatibility list for this part.
What is the Darkside finish?
Darkside is IMS's own named coating line: hardened alloy steel with an ultra-hard black engineered coating for corrosion and wear resistance. It is not a black oxide finish.
What hardware is included?
Pull stud AAF49 and locking kit BAA05.
Is this the same as an ISO40 holder?
No. BT40 (JIS B 6339) and ISO40 (DIN 69871) are different, non-interchangeable spindle tapers.
What is the legacy IMS part number for this holder?
MVVE125B.