10Pcx140mm Tapered Diamond Needle File Set,Dipped Handle

• 10 Diamond Coated Needle Files 
• Dimension: 3mm x 140mm x 70mm
• 3 Different Grit
• Great for Filing & Cutting. Great for filing glass, ceramic, rock, carbide, gold, platinum, silver or anything else that is hard. 
• Made of tempered stainless steel. 
• Cut quickly and smoothly since the files cut on both the push and pull strokes. 
• Each measures approximately 5 1/4" (133 mm) long.