Metric R8 Collet Set 1mm to 20mm 20 Pcs Set High Precison for Milling
Main Characteristics: 20 Pcs Metric R8 Collet Set 1mm To 20mm. Dimension: 4 in L × 6 in W × 4 in H *Rough Estimation*. Weight: 12 Pounds *Rough Estimation*. 20 Piece set includes 1-20mm × 1mm collets. Made of high grade tool steel. Hardened and precision ground. Durable and convenient. Simple design and easy to use. And We will provide you with high quality products. Product Specifications: Condition: New Threaded internally: 7/16″-20 Guaranteed T.I.R. 0.0005″ (or better) Material: Alloy Steel Item Diameter: 8.2 Millimeters .