Item No.: P09Y129
.Material：HSS 4241
.Classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metal
.135° SPLIT POINT TIP: increases cutting speed with self-centering and prevents walking;
.Two-Flute Design: clears chips faster and allows particles to escape easily
.Tri-Flatted Shank: fits into power tools chuck securely and eliminates slip
.Includes 10 Step Sizes:7/16", 1/2", 9/16, 5/8", 11/16", 3/4" 13/16", 7/8", 15/16", 1", 1-1/16", 1-1/8"