Ruko HSS-Co5 Drill Bit Kit, Black/Gold, 21pcs 228850 Germany

Ruko HSS-Co5 Drill Bit Kit, Black/Gold, 21pcs 228850 Germany

• Material: Manufactured from HSSE-Co5 (5% cobalt high-speed steel), making them highly heat-resistant and durable.
• Finish: A golden brown finish with a black oxide bevel.
• Applications: Ideal for tough-to-drill, high-tensile materials, alloyed and unalloyed cast iron, stainless steel, brass, and bronze.
• 228850) is a 21-piece, imperial (fractional) jobber-length drill bit set. It features bits sized from 1/16" to 3/8" in 1/64" increments.
• Aeronca x 25 1428 cont 10j front