1)16PC LEFT HAND HSS DRIL SIZE:5/64",7/64",1/8",5/32",3/16",7/32",1/4",9/32",19/64",5/16,11/32",3/8",13/32",7/16",15/32",1/2" 2)6PC SCREW EXTRACTOR SPIRAL SIZE:#1,#2,#3,#4,#5,#6 3)13PC MULTI-SPLINE SCREW EXTRACTORS SIZE:1/8",5/32",3/16",7/32",1/4",9/32",5/16",11/32",3/8",13/32,7/16",15/32",1/2" 4)13PC IMPACT BOLT AND NUT REMOVER SET SIZE:1/4",5/16"(8mm),3/8",10mm,7/16"(11mm),12mm,1/2",13mm,9/16"(14mm),5/8"(16mm),17mm,11/16",3/4"(19mm) * High Hardness Chrome Molybdenum Steel * 3/8" inch Square Drive * Multi-functional * Surface Painting Process 5) 1PC 3/8"to1/4"quick extension