Products
CNC tooling systems for precision manufacturing.
Explore SUNSTONE tool holders, collets and accessories by machine interface. Our range supports milling, drilling, reaming, tapping, mold making, automotive components and aerospace machining.
Core tooling systems.
Choose the machine-spindle interface first, then select the chuck, arbor or accessory for your cutting application.
DIN 69893HSK Tool Holders
HSK-A, HSK-E and HSK-F systems for high-speed and precision machining.
View HSK Details →
ISO 7:24ISO Tool Holders
Compact ISO20, ISO25 and ISO30 collet-chuck systems for high-speed machining.
View ISO Details →
NBT30NBT Tool Holders
NBT30 ER, GER and GSK collet chucks for compact precision machining.
View NBT Details →MAS 403 BTBT Tool Holders
BT30, BT40 and BT50 holders across collet, milling and drilling families.
View BT Details →
DUAL CONTACTBBT Tool Holders
Dual-contact systems designed for greater rigidity and reduced vibration.
View BBT Details →
DIN 69871SK Tool Holders
SK40 and SK50 tooling for widely used international machine interfaces.
View SK Details →
EXTENSION BARExtension Bars
SDC and ER extensions for extra reach while retaining catalog-matched dimensions.
View Extension Bars →
ACCESSORIESTooling Accessories
Collets, gauges, retention knobs, nuts, spanners and tool-holder devices.
View Accessories →Build a complete clamping system.
SUNSTONE combines holders, collets and compatible accessories through one source to simplify selection and purchasing.
Collet Chucks
SDC rear-pull, GSK, ER, GER and high-speed collet chuck families.
Face Mill Arbors
FMA and FMB face-mill arbors, including extended and dual-contact versions.
Drill & Taper Holders
APU keyless drill chucks and MTA/MTB Morse taper holders.
Specialty Holders
Side-lock, screwed end-mill, fine-boring and power-milling holders.
Collets & Accessories
SDC, CSK and ER collets, retention knobs, nuts, spanners and fixtures.
Extension Holders
SDC and ER extension bars for access, reach and application flexibility.
Four details speed up selection.
For the most accurate recommendation, include the following information with your inquiry.
Machine interface
HSK, BT, BBT, SK, ISO or CAT.
Holder type
Collet chuck, arbor, drill chuck or specialty holder.
Tool size
Cutting-tool diameter and required reach.
Order details
Quantity, application and destination market.
Send us your tooling requirement.
Share your machine interface, holder type, tool diameter and quantity. We will reply with product guidance and quotation information.
