5/16” HSS Jobber Drill Bit 5/pk

When you go to buy a drill bit, what are you needing? Just a drill? or do you actually want HOLES? Rigorous independent testing has proven that the Gold Series Drills outperform other Australian drills on the market by more than 30% - giving you more holes for your dollar in every single drill bit!   

Drill Features
- M2 HSS Fully ground M2 HSS material increases drill life 
- Titanium Nitride coating reduces heat and increases lubricity for extended life 
- 135 Degree Split Point cuts faster and reduces wandering 
- Alpha Gold Series Drills are packaged in a reusable plastic hang pack, keeping your drills safe, clean and dry.   

Technical Data
Overall Length    98mm          
Flute Length    66mm            
Stainless Steel RPM    484          
Tool Steel RPM    726     ;  ;  ; ;
Cast Iron RPM ;  ; 968 ;  ;  ;  ;  ; ;
Malleable Iron RPM ;  ; 1089 ;  ;  ;  ;  ; ;
Medium Carbon Steel RPM ;  ; 1210 ;  ;  ;  ;  ; ;
Free Cutting Steel RPM ;  ; 1734 ;  ;  ;  ;  ; ;
Alum, Brass, Plastic RPM ;  ; 2460 ;  ;  ;  ;  ; ;
Wood RPM ;  ; 3669 ;  ;  ;  ;  ;  ;
Feed per RPM (mm / rev) ;  ; .15-.25 ;  ;  ;  ;  ; ;
Standard pack Qty ;  ; 10 ;