... drill bits 2)Material:Hss-co,hss,carbide 3)Type:left and right hand 4)Point angle:110,118,135 degree ... Left turn drill bits Feature 1.Size:standard 0.9mm-7. ... -co,carbide3.Coated:TIN,Bright,Tialn,black oxide...4.Type:Left turn drill bits Website: http://www.xyc-taps.com http ...