Pro Grade 1.7mm Chucking Reamer HSS Cobalt M35 Lathe Tool D4 4 Flute Round Shank Milling Cutter For Stainless Steel Alloy Copper Metal 2 Pack Heavy Duty Precision Reaming

1.7mm HSS Co cobalt reamer, 2-Pack for precision reaming
✔️ Cutting dia 1.7 mm, flute 16 mm, length 42 mm, D4 accuracy

The 1.7mm chucking reamer is a heavy duty HSS cobalt tool designed to finish and size small holes in stainless steel, alloy steel, copper, and other metals. It’s commonly used on lathes, drill presses, turret mills, and machining centers for precise hole reaming and cleanup.

✅ Cutting dia: 1.7 mm / 0.07 in
✅ Flute length: 16 mm / 0.63 in
✅ Overall length: 42 mm / 1.65 in
✅ Accuracy: D4
✅ Material: HSS cobalt M35, uncoated
✅ Round shank for versatile tool holding

💡 What is a reamer used for in metalworking? Reamers are handy for finishing holes to exact size and improving surface finish. - Achieve precise bore size with a smooth finish - Clear burrs and improve hole alignment - Extend life of drilling and milling operations by reducing wear - Suitable for through and blind holes in hard metals like stainless steel