Common Forstner bits are mainly used for drilling on wood material or wooden reproduction with smooth hole drilling, clean open hole, straight bottom of close hole. The bore drilled is smooth and accu
Cylindrical shank, right hand cut, countersink angle 60 Point Angle 120( Similar Standard: BS 328: Part 2: 1986, ISO 866, ISO 2540, ISO 2541. )Center drills, metric sizes, ground (DIN 333 Form A) HSS
Step drills are ideal for drilling repetitive holes in steel, copper, brass, plastic, and other materials. High speed steel with double fluted ground cutting edge for long life.With laser printing siz
We are a professional and bigger drill bits factory in China,Below is our business range for your reference:Drills.A. For drill iron and steel: Black twist drill, Polishing twist drill,Titanium-coated