Radius gauge 7.5-15 mm kbt holder R290 is a Sandvik brand

R290 is a Sandvik brand insert

HANDEL DIFFERENT MATERIAL: These end mills can be used for cutting acrylic

300MMThe rear thread for the pull stud is M16 X 2

BT30 JT6 holders are mainly used to hold the JT6 Female Taper

SOMT12T3 Indexable Cutter dia 50/80 mm suitable for Mitsubishi Insert pack of 1

Radius gauge 7.5-15 mm kbt holder R290 is a Sandvik brandThe blades used are of the concave and convex shape Very handy and light weight Material: Steel Radius gauge is used to measure die pattern tools etc to check the radius even a round shanks ,The radius measurement is usually in metric form and measured in mm(millimeter). The material used is entirely made up of Steel, but a layer or finish of satin chrome can be added since it keeps the radius gauge corrosion free and gives them more rust resistance.