Simpson Strong-Tie MDMX11221Q (1-1/8″ x 21″) SDS-max Shank Quad-Head Drill Bit for Concrete Drilling (1 Piece)
Simpson Anchors MDMX11221Q Description
The SDS-max Quad-Head Drill Bit is designed for efficient drilling in concrete and masonry, featuring a durable quad-head design for enhanced performance.
Simpson Anchors MDMX11221Q Includes
- (1) SDS-max Quad-Head Drill Bit
Simpson Anchors MDMX11221Q Features
- Uniformly brazed carbide inserts for longer bit life
- Centering tip for easy spot drilling
- Chromium-nickel-molybdenum steel alloy body for extended service life
- Heat-treated and shot-peened finish for increased surface hardness
- Conforms to ANSI Standard B212.15
- Chisel-shaped head for efficient material penetration
- Patented high-volume multi-flute spiral for improved drilling speed
- 4 x 90° head geometry for rebar penetration and reduced sticking
Simpson Anchors MDMX11221Q Applications
- Concrete drilling
- Masonry drilling
- Reinforced concrete applications
Simpson Anchors MDMX11221Q Specifications
| Material | Hardened Steel |
| Shank Type | SDS-max Shank |
| Head Type | Quad Head4x Drill Bit |
| Diameter (in.) | 1 1/8 |
| Drilling Depth | 17 |
| Length (in.) | 21 |
| Packaging Qty. | 1 |
