Checkering files use a different teeth or lines per square inch (LPSI) standard than ordinary precision files
31 in) 10-48 14K Yellow 2
Designed for synclastic and anticlastic metal forming techniques
14K yellow
these mountings arrive ready for setting and sizing
3M Diamond Microfinishing Film Sheet Prop 65 - Acrylonitrile-Carbon Black-Lead-Butadiene Checkering files use a different3M Diamond Microfinishing Film Sheets feature precision graded diamond mineral bonded to a durable polyester film backing for fast, controlled finishing on hard materials. Ideal for platinum, 18K white gold, stainless steel, ceramics, carbides, and other difficult surfaces, these sheets deliver consistent, scratch refining performancecut a small strip, mount it to a stick or tool, and achieve a smooth, uniform finish with remarkable efficiency.