3/8" x 10" x 12" SHOCKWAVE, Impact Duty Carbide Hammer Drill Bit with POWER TIP,
Features
- POWER TIP, with dynamic cutting edges provides ultimate material disruption for increased productivity
- Robust carbide for up to 9x life in concrete
- Chip Breaker disperses material load throughout tip for balanced drilling experience
- SHOCKWAVE Impact Duty, hammer drill bits available in diameters 1/8, to 1/2"
- Wide flute design for fast, efficient dust removal and more holes per charge
- Sharpened carbide edges for faster starts and less bit walking
- Precision ground carbide tip design for up to 4x faster speeds in concrete
- Easier Drilling. Start to Finish.
- SHOCKWAVE Impact Duty, engineered for hammer drills and impacts
- For use in concrete, brick, and block
- ¼,, Hex shank for added tool versatility
Manufacturer Resources
Product Specs
- Product Type:
- Masonry Drill Bit
- Department:
- Electrical
- Product Subgroup:
- Drill & Driver Bits
- Bit Type:
- Percussion
- Product Group:
- Power Tools & Accessories
Milwaukee 48-20-9006 – Frequently Asked Questions
1) What shank do Milwaukee SHOCKWAVE Impact Duty carbide hammer drill bits use, and will they fit an impact driver?
They use a 1/4 inch hex shank, so they drop straight into an impact driver chuck as well as a standard drill or hammer drill chuck. The SHOCKWAVE Impact Duty line is built for both hammer drills and impacts, which is what lets one bit cover both tools on a service cart.
2) What materials can I drill with a Milwaukee SHOCKWAVE carbide hammer drill bit?
Concrete, brick, and block. The carbide POWER TIP is ground for masonry work, so it is the right bit for anchoring into a slab, a CMU wall, or brick veneer. It is not a wood or metal bit.
3) What diameters and lengths do the Milwaukee SHOCKWAVE hammer drill bits come in?
Seven size combinations are offered: 3/16 x 4 x 6, 1/4 x 2 x 4, 1/4 x 4 x 6, 1/4 x 10 x 12, 3/8 x 4 x 6, 3/8 x 10 x 12, and 1/2 x 10 x 12 inches. The first number is the drilling diameter, the second the usable flute length, the third the overall length. Milwaukee builds the SHOCKWAVE hammer bit family in diameters from 1/8 to 1/2 inch.
4) Which size do I need to drill for a 3/8 inch concrete wedge anchor?
Wedge anchors are drilled at the same nominal diameter as the anchor, so a 3/8 inch anchor calls for the 3/8 inch bit, part 48-20-9021 (4 inch flute, 6 inch overall) for shallow embedment or 48-20-9022 (10 inch flute, 12 inch overall) when you need depth or have to reach past a sill plate or steel plate. Check your anchor's required embedment against the flute length before you pick.
5) What is the difference between the Milwaukee SHOCKWAVE carbide hammer drill bit and the Minerallac 59736 Relton carbide-tipped bit?
The Milwaukee SHOCKWAVE Impact Duty carbide hammer drill bit uses a 1/4 inch hex shank, so it runs in an impact driver as well as a hammer drill, and it is offered in diameters from 1/8 to 1/2 inch for concrete, brick and block. The Minerallac 59736 is a Relton series carbide-tipped rotary/percussion bit in 1/2 inch diameter by 6 inch length. If the hole is 1/2 inch and you are drilling with a rotary/percussion tool, the Relton covers it; if you want to chuck the bit in a hex impact driver or need a diameter other than 1/2 inch, the SHOCKWAVE line is the one that fits.
6) Is the 1/4 inch x 2 inch bit long enough for tapcon screws into block?
The short 1/4 inch bit, 48-20-9010, gives 2 inches of flute and 4 inches overall. That covers typical masonry screw embedment through a thin fixture, and the stubby length keeps it steady in tight spots like drilling overhead or inside a panel. If you are going deeper than about 2 inches of hole, step up to 48-20-9011 at 4 inch flute or 48-20-9012 at 10 inch flute.
7) Should I use a hex shank SHOCKWAVE bit or an SDS bit for concrete?
Hex shank carbide bits like the SHOCKWAVE are for hammer drills and impact drivers, which is the tool most electricians and installers already have on the truck. They handle concrete, brick, and block at anchor sizes up to 1/2 inch. A rotary hammer with an SDS bit is the better choice for high hole counts or larger diameters, because the SDS mechanism delivers far more impact energy. For scattered anchor holes and box mounting, the hex shank bit saves carrying a second tool.
8) Why does my masonry bit wander when I start a hole, and does this bit fix that?
Bit walking on a hard troweled slab usually comes from a dull or flat tip skating before it bites. The SHOCKWAVE POWER TIP uses sharpened carbide edges specifically for faster starts and less walking, and a chip breaker spreads the load across the tip so the bit tracks rather than skipping. The wide flutes also clear dust fast, which keeps the tip cutting instead of grinding in packed cuttings.
9) I need a 1/2 inch carbide bit for concrete but my drill has a keyed chuck, not a hex holder. What are my options?
Either works. The 1/2 inch SHOCKWAVE, 48-20-9031, has a 1/4 inch hex shank that a three jaw keyed chuck grips fine, with 10 inches of flute and 12 inches overall. If you want a round-shank rotary/percussion bit instead, ZenSupply carries the Minerallac 59736 Relton 1/2 inch x 6 inch carbide tipped rotary/percussion bit, which is the shorter option when you do not need 10 inches of depth.
10) Are these bits worth stocking for high volume concrete drilling on a crew?
For MRO and facility crews running anchors all day, the case Milwaukee makes is bit life and speed: robust carbide rated for up to 9x life in concrete and a precision ground tip for up to 4x faster drilling in concrete. Practically, that means fewer bit changes per box or strut run, and the wide flutes pull dust out so a cordless tool gets more holes per battery charge.
How fast can I get the Milwaukee 48-20-9006 delivered?
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Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Milwaukee 48-20-9006 come with a warranty?
Absolutely. The Milwaukee 48-20-9006 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
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