5-35mm Core Drill Bit Silver/Titanium 13 Step Triangle Shank Hole Cutter Set High Speed Steel Woodworking Metal Drilling

Noted:

Due to the light and screen setting difference, the item's color may be slightly different from the pictures.

Please allow slight dimension difference due to different manual measurement.

Features: 

• 5-35mm HSS Step Drill Bit 13 Steps Round Shank Straight Flute Step Drill, sizes: 5-35mm(5,7,10,12,15,17,20,22,25,27,30,32,35mm).
• Tri-flatted shank of step drill fits into drill chuck of power tools securely and avoids slide. Automatically deburr holes as you drill.
• EASY DRILLING: Two-fluted design provides faster, smoother cutting; Provided with small pressure and the sets can cut through wood, sheet metal, steel and other surfaces.
• Titanium high speed steel with high capability and durability in drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metal.
• Mainly used for drilling thin steel within 3mm and it can be completed a one-time processing according to the need to process different diameter holes.