ER40 Spring Collets 12Pcs Size 1/8 3/16 1/4 5/16 3/8 1/2 5/8 3/4 1 1-1/16 1-1/8

These ER40 spring collets are precision tools designed for securely holding various sizes of cutting tools and workpieces in milling machines and CNC routers. They provide reliable grip and accuracy for machining tasks.

• Set of 12 spring collets in multiple sizes for versatile use
• Sizes included: 1/8, 3/16, 1/4, 5/16, 3/8, 1/2, 5/8, 3/4, 1, 1-1/16, 1-1/8 inches
• Compatible with ER40 collet chucks for milling and CNC applications
• Durable construction ensures secure tool holding and precision

This is an aftermarket part, not OEM. Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.