No Hammer Needed High Speed Steel Avoids Slip Center Punch Step Drill Bit Brass For Steel

No Hammer Needed High Speed Steel Avoids Slip Center Punch Step Drill Bit Brass for Steel Specification: Features: Step drill bits are made of high speed steel and coated with titanium for less friction and heat. Drill bits are suitable for drilling various of materials including steel brass wood plastic etc. Come with a automatic center punch used to the center of a point the small dimple guide the tip of the drill and avoids slip or deviation which result in damaging. No hammer needed with this automatic center tool you can create a dimple in a workpiece quickly and easily. Drill bits and center punch are all well packed in a black cloth bag for convenient carry and storage. Specifications: Step Drills Material: HSS4241 Finish: Titanium coating Size: 4-32mm 4-20mm 4-12mm Quantity: 3 Center Punch Material: Brass Hardness: HRC58°~65° Quantity: 1 Package Includes: 3 x Step Drill Bits 1 x Automatic Center Punch