Made do high carbon steel with industry grade carbide tip for long life and efficient drilling.
Port: Shanghai
Minimum Order Quantity: 3000 Piece/Pieces
Supply Ability: 100000 Piece/Pieces per Month
Payment Terms: L/C,T/T,Western Union
Contact SupplierPackaging Detail: one piece in one individual PVC pouch.
Delivery Detail: 45-55 days after receiving your 50% deposit.
Hex shank masonry drill bits
1. Milled slow sprial for quick , easy chip removal.
2. Hardened core for extra strength and reduced breakage.
3. For use with percussion drill ,because of 1/4" hex shank.
4. Fits for all bits holders.
5.For drilling in masonry , concrete, rock, artificial stone, and blocks.
6. Surface treatment: zinc plated, nickle plated, chrome coated, black finish, and sand blasted finish
7. Drill sets are available.