2 .0-12mm H7 Machine Reamer Set Straight Shank Milling Reamers Set Chucking Machine Cutter Tool Features: 1. With a suitable negative rake angle design, the edge strength and sharpnessare taken into account.At the same time, the large core diameteris used to enhance the rigidity of the tooland make it stable for cutting and chipremoval. 2.Large-capacitychipflutescutforceanddischargechipsmoresmoothly.High- machiningofworkpieceswithhigherprecision andmoreluster. Specification: Type: H7 Machine Reamer Material: High Speed Steel 4pcs 4- 10mm Set: 4mm 6mm 8mm 10mm 5pcs 4- 10mm Set: 4mm 5mm 6mm 8mm 10mm 8pcs 3-10mm Set: 3mm 4mm 5mm 6mm 7mm 8mm 9mm 10mm 9pcs 2-10mm Set: 2mm 3mm 4mm 5mm 6mm 7mm 8mm 9mm 10mm 10pcs 3-12mm Set:3mm 4mm 5mm 6mm 7mm 8mm 9mm 10mm 11mm 12mm 14pcs 2- 9mm Set: 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 6.5mm 7mm 7.5mm 8mm 9mm Note: Please allow 1-3mm error due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. _x000D_