Compare Alpha ONSITE Plus Combination Drill and Tap M3 x 0.5 Alpha Log in for pricing Alpha Onsite Plus Combination Drill and Tap The Onsite+ Step Tip Combination Drill and Tap is here to redefine the drilling and tapping process. Equipped with our patented step tip DTSTM030 Log in for pricing Compare Stock: Qty in Cart: 0 Price: Log in for pricing Subtotal: