High Quality Automatic Center Pin Punch Spring Loaded Marking Drilling Tool

• Standard: DIN
• Length: Taper-length
• Type: Center Drill Bit
• Material: Solid Carbide
• Usage: Metal Drilling
• Transport Package: Carton or Other
• Origin: Qingdao

Product Description

FAQ
 >> 1.Are you a factory or a trading company?   
We are a factory. We have been focused on forging nearly 30 years.  
>> 2.How do you control your quality?   
  1: Design control
  2:Incoming inspection
  3:Dimensional control
  4:Tensile tests 
  5:Quality inspection before delivery