Best in 7 days
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Ships within 48 hours · Estimated delivery Jun 12 - Jun 17
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For Your Every Summer RSVP, with Code: SUMMER15
Description
Simpson 1" x 21" Quad Head SDS-Max Drill Bit, Carbide MDMX10021QModel No. MDMX10021Q Shank Type. SDS max Shank Head Type. Quad Head4x Drill Bit Diameter (in.) 1 Drilling Depth. 17 Length (in.) 21 Pack Qty. 1 Simpson's carbide tipped drill bits are premium quality, professional grade tools manufactured in Germany to the highest industry standards for Simpson Strong Tie. They are designed to meet precise tolerance requirements and incorporate proprietary features that enhance durability and drilling speed, while
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
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- Standard Shipping : 3-10 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.3 ★★★★★
Based on 207 reviews
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Product Reviews
★★★★★ 5
Sturdy & easy to move around
Its solid & sturdy. It does exactly what it’s supposed to. You have the option to fill it up with water or sand , I choose water. It holds the umbrella in place. The wheels and handle make it really easy to move around, which is a huge plus. It fits perfectly and feels very well made. Great addition for my pool area!
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Reviewed in the United States on April 18, 2026
★★★★★ 5
Heavy-Duty Base with Convenient Mobility
This umbrella base does exactly what it’s supposed to—keeps the umbrella stable while still being easy to move around when needed. Once filled with water/sand, it feels solid and secure even on slightly windy days, which gives peace of mind.
The built-in wheels are a standout feature. Moving the base across the patio is smooth and doesn’t require much effort. The handle placement is well thought out, making repositioning quick and hassle-free.
Overall, it’s a great balance of stability and convenience. Highly recommend if you want a sturdy base without sacrificing mobility.
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Reviewed in the United States on March 31, 2026
★★★★★ 5
The base that fits!
Finally, easy to put together and the right fit just before summer. It was extra windy so I put extra weight.
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Reviewed in the United States on March 23, 2026
★★★★★ 5
Holds up in high winds
Easy set up and holds umbrella in high winds
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Reviewed in the United States on April 5, 2026
★★★★★ 5
Sturdy umbrella base
Sturdy umbrella base. Heavy duty and should not blow over in the wind. Will hold up for years.
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Reviewed in the United States on March 23, 2026
