Created with Sketch. Created with Sketch.

Shop by Category

Tapping Drills

Tapping Drills

 Tapping drills are just Jobber Drills in weird and wonderful sizes.

Drill Diameter (mm) Tapping drill will suit these thread sizes
2.85       6-32  
3.00     4BA    
3.30         M4 x 0.7
3.50       8-32  
3.70 3/16 BSW        
3.90       10-24  
4.00  3/16 BSF   2BA    
4.10       10-32  
4.20         M5 x 0.8
4.50     1BA  12-24  
5.00         M6 x 1.0
5.10 1/4 BSW   0BA  1/4 UNC  
5.40 1/4 BSF        
5.50       1/4 UNF  
5.60   1/4 BSCY      
6.00         M7 x 1.0
6.50 5/16 BSW        
6.60       5/16 UNC  
6.80 5/16 BSF       M8 x 1.25
6.90       5/16 UNF  
7.00   5/16 BSCY     M8 x 1.0
8.00       3/8 UNC  
8.30 3/8 BSF        
8.50       3/8 UNF  
8.70   3/8 BSCY