|規格||Number of Tips：4 Overall Length (mm)：OAL：68 Blade Length (mm)：LH：12|
|廠商品牌||Sumitomo Electric Hard Metal|
Achieves high-efficiency machining with a feed rate of f = 1.6 mm / rev with a balanced design that combines sharpness and cutting edge strength! Achieves high efficiency and high precision hole drilling with excellent cutting edge quality and weak right-handed twisted flute. Stable and long-life processing is possible with the reamer exclusive coating. High-precision hole drilling: Achieves good hole surface quality with excellent cutting edge quality without minute chipping. Stable and long-life Reamer coating: High-grade, high-hardness, high-strength film with excellent wear resistance and heat resistance. Stable hole diameter: Stable hole diameter due to reduced rubbing resistance by optimizing the back taper and finishing by cutting. Smooth chip evacuation: A balanced design that combines sharpness and cutting edge strength with a slightly right-handed twisted flute.
High-speed finishing of pilot holes in carbon / alloy steel (~ 0.28%), carbon / heat-treated steel (0.29% ~), heat-treated steel, high-hardness steel (~ 45HRC), cast iron, and ductile cast iron.
This product is manufactured in Japanese standards.
Some products may not meet the standards of your item.
Please check the specification carefully before you order.