View cart “Dust Cap | 25DUST” has been added to your cart. $1.00 Step Drill Size Choose an option4-20mm6-30mmClear Step Drill | 251337 quantity Add to cart SKU: N/A Category: HSS Twist Drills Additional information Additional information Size 4-20mm, 6-30mm Related products Dust Cap | 25DUST $1.00 Add to cart Twist Drill Bit Sets – HSS | 25DS $1.00 Select options Cutting Lubricant | 25RBCL $1.00 Add to cart Twist Drill Bit – HSS Single End | 25HSS $1.00 Select options