5pcs Countersink End Mill Cutter Slot Drill Bits Tool M3 M8 4 Flutes HSS-AL

1、Mill cutters are made of hard high speed steel, usually used to be assembled on milling machine

2、Suitable for milling of copper, aluminum, steel, cast iron, etc

3、High toughness, abrasion resistance, high-speed cutting for the high hardness

4、Can processing directly or fine processing to the heat treatment mold

5、Reduces times of changing tools, improves machine actuator movement efficiency and save mold making time

Description:

Countersink end mill cutter is a special made tool mainly used to cut such a hole allows the head of a bolt or screw. This kind of cutter cut hole and bottom hole with high alignment precision, Due to its high production efficiency, it is commonly used for machining industry.

Features:

Mill cutters are made of hard high speed steel, usually used to be assembled on milling machine.

Suitable for milling of copper, aluminum, steel, cast iron, etc.

High toughness, abrasion resistance, high-speed cutting for the high hardness.

Can processing directly or fine processing to the heat treatment mold.

Reduces times of changing tools, improves machine actuator movement efficiency and save mold making time.

Specifications:

Material: HSS-AL super-hard high speed steel

Hardness: HRC65~68°

Size:(Boot*Blade Diameter*Shank Diameter*Full Length)

M3=3.2*5.9*6*45mm

M4=4.2*7.4*6*48mm

M5=5.2*8.9*6*51mm

M6=6.2*10.4*8*58mm

M8=8.2*13.4*10*67mm

Weight: 128g(approx.)

Package Includes:

1 Set(5pcs) x Countersink Mill Cutters

Note:1. Please allow 1-2mm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.