Description of Riyiter Carbon Cutting Straight Tapered
Material : High-carbon steel (45#). This set includes 4 standard plug cutters and 4 four-tooth chamfered cutters. Total Length : 50mm;Shank Length : 20mm;Round Shank Diameter : 10mm. Size : 6mm (1/4") , 10mm (3/8") , 13mm (1/2") , 16 (5/8"). Note: suitable for bench drill, bench drill speed should not be too fast, too fast speed will smoke and charred.etc.