M14 Diamond Core Drill Bit Set in Aluminium Box with Guide for Granite Drilling

=== Base Info ===

• Type：Core Drill
• Usage：Masonry Drilling
• Technology：Brazing
• Grit：30,40,40,50, or as Your Request
• Diamond Height：8mm,10mm,15mm
• Shank：M14, Hexagon, Round, etc
• Color：Gold, Black, Red, Blue, or as Request
• Transport Package：Aluminium Box
• Specification：5-350mm
• Origin：China
• HS Code：82075010

=== Description ===