Malco® Quick Change Pilot Drill (High Speed Steel) – HH4
The Malco HH4 Quick Change Pilot Drill is constructed from durable High Speed Steel and integrates seamlessly with the HA3 Quick Connect Arbor. Featuring a built-in 10 mm hex shank for secure gripping in a 1/2 in. drill chuck, its 7-3/4 in. (196 mm) overall length allows the tip to extend approximately 1 in. beyond the hole saw teeth for improved performance on lap siding, rim joists, and fiber-cement cladding.
FAQs
Q1
What size hex is the shaft of the quick change pilot drills?
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What size hex is the shaft of the quick change pilot drills?
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The shaft of the quick change pilot drills is 10 mm.
Q2
How do I extend the reach of my quick action pilot drills?
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How do I extend the reach of my quick action pilot drills?
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Malco recommends using a commercially available Jacobs chuck to 1/4″ quick connect adapter, paired with a bit extension such as the Malco BHE3 or BHE6, to extend the reach of your quick action pilot drills.
