Simpson SDS-Max Quad Head Drill Bit 11/16 in. x 21 in. Carbide MDMX06821Q SCW Head-of-Wall Slide-Clip Connector The Simpson Strong-Tie CCTQ666SDS is

The Simpson Strong-Tie CCTQ666SDS is a 6x6 Quick-Install Column Cap engineered for "T" configuration beam-to-column connections

and which drills are compatible

The No Break Guarantee backs this bit with a real replacement promise tied to the visible anchor wear mark

JET JTM-1 Mill with Newall DP500 DRO is a professional-grade vertical milling machine from JET

Simpson SDS-Max Quad Head Drill Bit 11/16 in. x 21 in. Carbide MDMX06821Q SCW Head-of-Wall Slide-Clip Connector The Simpson Strong-Tie CCTQ666SDS isSimpson MDMX06821Q 11 16 in. x 21 in. SDS max Shank Quad Head Drill Bit is a premium quality, professional grade carbide drill bit from Simpson Strong Tie, engineered for high performance rotary hammer drilling in concrete and reinforced concrete. The quad head dual cutter design, proprietary flute geometry, and reinforced core work together to maximize energy transfer, enhance drilling speed, and reduce vibration and stress on the operator. Key