SA1/4X4C
Manufacturer: StrongArm
Product: 1/4" x 4" Drill Bit 

StrongArm drill bit's are designed for drilling safe hardplates. They are made with  Titanium Tungsten Carbide tips, diamond ground with unique tip geometry. Ultra high temperature Copper braze adds strength and reduces tip failure from overheating. High grade, Chrome-molly steel shanks, tempered for extra durability.

SA14X4C

SACT1/4 X4

144

The CHA1/4X4C drill bit has been discontinued. Lockmasters recommends replacing yours with this stronger, more durable, longer lasting drill bit.