|規格||Number of Tips：4 Overall Length (mm)：OAL：76 Blade Length (mm)：LH：16|
|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.
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Please check the specification carefully before you order.