NUZAMAS Drill and Countersink Set of 7 | 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32" | High Speed Steel, HS Woodworking bits with Case

Features and Specifications: Both the Countersink bits & the collars have hex nuts for easy adjusting tightening & accurate positioning Countersink may also be used to remove burr left from a drilling/tapping operation thereby improving the finish of the project & removing any hazardous sharp edges. Only for drilling screw holes in wood and plastic; cannot drill holes in steel material Material: HSS and 45# Steel Drill Deep: #5: 1/8" (3.18mm) #6: 9/64"(3.58mm) #7: 5/32"(3.97mm) #8: 11/64"(4.37mm) #9: 3/16"(4.76mm) #10: 13/64"(5.15mm) #12: 7/32"(5.56mm) Packages Includes 1x Set of 7 Nuzamas Countersink Drill Bit