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R8 Collet Sets
8-Piece Set
13-Piece Set
Use these collets to securely hold round-shank tool bits in the R8 spindle of a milling machine. They have internal threads.
| No. of Pieces | Collet Sizes Included | Workpiece Dia. Tolerance | Body Dia. | Overall Lg. | Internal Thread Size  | Material | Each | |
Round | ||||||||
|---|---|---|---|---|---|---|---|---|
| 8 | 1/8", 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 3257A65 | 0000000 |
| 13 | 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8" | -0.004" to 0" | 0.95" | 4.089" | 7/16"-20 | Steel | 3257A66 | 000000 |