α Alpha —- Lip Relief Angle
β Beta —- Wedge Angle
γ Gamma —- Land Angle
σ Sigma —- Point Angle
ψ Psi —- Chisel Edge Angle
The best chisel edge angle between 52 ° – 58 °
The above angle depends on the processing material.
α+β+γ=90 °
Introduce the angles of twist drill
Posted in Technology and tagged Chisel Edge Angle, Land Angle, Lip Relief Angle, Point Angle, Rake Angle, Twist Drill, twist drill Angle, Wedge Angle.
