Double End Drilling Machine Wood HSS FULLY GROUND AMBER FINISH Twist Drill Bit

Standard: Double Ended
Process: Fully Ground
Surface: Bright
Material: HSS 4341/9341/M2/M35
Advantage: High Performance
Diameter tolerance: H8
Right hand cutting ,type N
Constructed of High speed steel

* this drills have flutes and cutting points on both ends. this allows the user with the ability to reverse the drill and utilize
both ends.
* 135 split point starts drilling immediately.
* twice as many holes as a single end drill bit.
* used primarily in small machine shops and automatic body shops for drilling holes for sheet metal screws or rivets.
* for drilling thin sheet metals, steel sheet, sheet brass, sheet aluminum and plastic sheets.

HSS Drill bits are available in :
High speed steel (HSS): harder than steel blades; stay sharper longer.
HSS Cobalt: Extremely hard and dissipate heat quickly. They are most commonly used for boring in stainless steel and other metals.