Makita has a deep line-up of concrete solutions, including premium carbide bits for concrete drilling. Makita spline 2-cutter bits feature premium carbide tips for efficient drilling and longer service life, with a special flute design that is engineered for faster dust removal than standard bits. Makita spline 2-cutter bits are ideal for a range of general purpose concrete drilling applications.

• Self-centering carbide tip
• Centering tip features a more aggressive design for faster hole starting
• Central guiding action engineered for more accurate holes
• Aggressive head geometry in primary cutter engineered for use in concrete
• Engineered for reduced vibration
• 6-1/2 in. Usable Length
• For use with Rotary Hammers that accept Spline shank bits

• Product Type (RHB, DS) : Carbide Drill Bits 2-Cutter
• Shank Type : Spline
• Application (DB, RHB, HS) : Concrete
• Diameter : 3/8 in.
• Usable Length : 6-1/2 in.
• Overall Length : 12 in.
• Package Quantity : 1
• Shipping Weight : .7 lbs.
• UPC Code : 088381-533409

(1) Makita B-63959 3/8in. x 12in. Spline Bit, 2-Cutter