Rock Drilling Tools - Brunner & Lay
2021-7-28 · Drill Bits - Brunner & Lay. The Whirlibit is a carbide insert chisel tip accessory tool designed by Brunner and Lay specifically for dowel hole drilling. Drilling hole sizes range from 1/2″ to 1-1/2″ with drilling depths made to your requirements. Whirlibits are available in both the Shanked Steel Whirlibit and the C …
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