Improved bit design provides up to 27 percent greater drilling speeds. S-4 Plus SDS bit offers features carbide tip with a centering point for faster drilling and longer life. Chisel shaped head concentrates the impact energy for faster drilling. Drill bit has quad flute design for faster dust removal and a reinforced core for faster drilling. Warranty: Replacement if defective. Supply: Distributors. Contact: (914) 235-6300, www.powers.com.
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