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

R290 is a Sandvik brand insert

BT30 Side Lock Adaptor

Owing to inspecting strictly & with excellent RUNOUT accuracy and Quality guaranteed

They are precision screws designed to improve the grip of carbide inserts with pockets

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.