D93L drills are a series of 3 1/2″ (89mm) bore, light drifter drills for general mining, tunneling, and construction.
D93L drills mount on light Screw Feed Aluminum Guide Shells for drifter or light short-hole drilling
The main design construction features many options:
- •Backheads for remote control automated drilling
- •Backheads with internal controls, operate at the drill
- •Threaded exhaust ports for noise control equipment
- •Chuck end parts for 1 1/4″ lyner style lugs, three groove bar, or 1 inch by 6 1/4 inch collared steel
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