The carbide small diameter drill developed by OSG is mainly used for the processing of small diameter holes of high hardness steel such as hardened steel. FH-GDS is a short drill bit and FH-GDN is a medium drill bit. Common features of the two drill bits: 1 the base material is a fine-grained hard alloy with excellent wear resistance; 2 the surface is treated with a highly wear-resistant FX coating; the drill bit of 31.2 mm or more is cross-shaped, Good cutting performance and high precision machining; 4 short and medium drills are available in a total of 18 sizes from 0.3 to 2 mm.
Welding Hinges,Weldable Hinges,Heavy Duty Weld On Hinges,Greasable Hinges
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