HSS Fixed Stem Guide Reamers Spiral 12mm，High Hardness H7 high Precision,1 pcs DRINYOUNG（12mm）

• Parameters: Cutting Diameter: Precision: H7; Cutting Diameter: 12mm/0.47‘; Slot Length: 76mm/2.99’; Total Length: 152mm/5.98’. Quantity: 1 set
• MATERIAL: Hardened and forged with high quality high speed steel material to make its life longer and more durable. The edges are all polished, smooth and delicate yet beautiful and generous.
• Design: incisive 8 edges design, the spiral edge can make the fragment move forward and prevent the fragment from squeezing into the edge, so you can get fine machining results and reduce the chance of breakage. 4 angles handle design can be used for both hand/ machine use.
• Wide range of applications: The reamer can accurately enlarge, smooth or finish holes in aluminium alloys, die-cast aluminium, copper alloys, soft copper, acrylic panels and wood.

DRINYOUNG HSS Stationary Stem Guide Reamers are made of high quality high speed steel with good toughness, wear resistance and thermoplasticity for soft, medium duty metal cutting conditions. Helical flutes allow for time and labour saving operations. Perfection for light cutting, repair work, material removal or simply enlarging holes. After reaming, holes can be precisely sized and shaped. The finished product can be smooth, complete and more aesthetically delightful. Can be used by hand or machine so it is suitable for personal use or factory use.