2/Pack Solid Carbide Drill Bit for Hardened Steel Hard Ness HRa 91.3 Aerospace Standard K20 Tungsten Carbide Jobber Length Twist Drill for Metal 118 Degree Four Facet Point Fractional Size (3/16")
... ★【Optimal Design for Metal Work】 118° four facet point angle minimizes drill wander and assures accurately sized holes. Our jobber length, precision ground carbide drills are designed for high feed rates with good chip disposal. smooth finish on the bits increases chip flow. Spiral flutes are constructed with a higher flute angle to remove chips more easily..
Tungsten carbide is a composite material, although it looks like a metal, it is a composite of Tungsten carbide powder mixed with cobalt as a binder metal, the resulting material is more like a ceramic than a metal. It is a very hard material being a 9 on the Mohs scale where diamond is a 10 and hard steel around 5. It will chew down into most anything but the hardness makes them brittle with virtually no plasticity. Unstable drilling can result in a broken bit. These drills like a.
SpeTool 12501 2 Flutes Carbide CNC End Mill For Aluminum (1/4 Shank, 2.5 inch Long) Router Bit Spiral Mill
Solid Carbide Spiral Router Bit with 1/4 inch Shank and 1/4 inch Cutting Diameter, 3/4 inch Cutting Length, 2-1/2 inch for Total Length.
The EndMill With Flat Top, 2-Flutes, Large Chip Pocket, Easy Chip Removal..
For Aluminum, Non-ferrous Metal, Plastics, Plywood, OAK, MDF, and Any Hardwood Working and Long service life for sharp.
The Route Bit Suit for CNC Router and Makita, Bosch, and Any Brand Plunge Router with 1/4" Collet.
End Mill Bits are Suitable for Slot Machining, Side Face Machining, Hole Machining. Please Adjust the Speed, Feed and Cutting Depth According to Actual Cutting Conditions..
