Description

South Bend Precision 5-C and R-8 Collet Sets deliver high accuracy and durability for enhanced clamping in your machining applications. These sets are designed to meet precise specifications, ensuring secure and reliable holding in each setup.

Each collet is expertly hardened to Rockwell C levels of 55–60 on clamping surfaces, with a durable body spring portion at 40–45, giving you reliable service over extended use. Precision-ground for compatibility with industry standards, these collets feature a total indicated runout of less than 0.00059″, providing dependable accuracy for demanding projects.

Specifications and Dimensions
- Collet Size: 5-C Collets for SB1279, R-8 Collets for SB1280
- Hardened clamping surfaces: 55–60 Rockwell C
- Body spring portion hardness: 40–45 Rockwell C
- Total Indicated Runout (TIR): Less than 0.00059″
- Compatible Drawbar Size: 7/16″-20

Key Features and Benefits
- Precision-ground to industry standards for dependable clamping accuracy
- Hardened clamping surfaces for extended durability and reliable service
- Wide selection of collet sizes for versatile applications

Includes
- Collet sizes in SB1279 (5-C Set of 10): 1/8″, 3/16″, 1/4″, 5/16″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 3/4″
- Collet sizes in SB1280 (R-8 Set of 12): 1/8″, 3/16″, 1/4″, 5/16″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 11/16″, 3/4″, 7/8″