Bosch HS1809 1-3/4 In Square 16 Tooth Bushing Tool Bit Round Hex Spline Shank Heavy Duty Concrete Masonry Stone Aggregate Scabbler Surface Texturing
SKU: 61475543773

Bosch HS1809 1-3/4 In Square 16 Tooth Bushing Tool Bit Round Hex Spline Shank Heavy Duty Concrete Masonry Stone Aggregate Scabbler Surface Texturing

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Description

Bosch HS1809 1-3/4 In Square 16 Tooth Bushing Tool Bit Round Hex Spline Shank Heavy Duty Concrete Masonry Stone Aggregate Scabbler Surface TexturingRoughen Smooth Concrete and Texture Masonry Surfaces Rapidly with a 16 Tooth Forged Scabbling Matrix Prepare slick commercial floors, level irregular masonry humps, and scarify exterior pathways for high adhesion structural overlays with the specialized texturing force of the Bosch HS1809 1 3 4" x 9 1 4" 16 Tooth Round Hex Spline Shank Bushing Tool. Masterfully calibrated for industrial floor coating crews, sidewalk repair teams, masonry contractors,

Roughen Smooth Concrete and Texture Masonry Surfaces Rapidly with a 16-Tooth Forged Scabbling Matrix

Prepare slick commercial floors, level irregular masonry humps, and scarify exterior pathways for high-adhesion structural overlays with the specialized texturing force of the Bosch HS1809 1-3/4" x 9-1/4" 16-Tooth Round Hex / Spline Shank Bushing Tool. Masterfully calibrated for industrial floor coating crews, sidewalk repair teams, masonry contractors, and concrete decorative artisans, this premium scabbler accessory eliminates costly surface bonding failures. Standard chipping chisels or narrow points strip localized chunks but leave an irregular, wavy profile unsuitable for subsequent epoxy coatings or self-leveling underlayments. This advanced Bosch bushing head resolves that jobsite bottleneck by utilizing a perfectly flat 16-tooth square grid that multi-punctures concrete surfaces simultaneously, delivering a uniform, high-key profile in a single continuous operational pass.

Uncompromising tool longevity and zero-slip mechanical power transmission form the architectural foundation of this solid, monolithic texturing bit. Forged in Italy from an elite commercial alloy steel matrix, the entire structure undergoes a proprietary heat-treat hardening sequence that tempers the core while protecting the striking teeth against premature blunting or cracking when colliding with dense river-rock aggregate components. The precision-machined round hex / spline drive shank establishes a secure connection within heavy-duty demolition hammers and large rotary hammers configured for commercial spline tool holders. This tight mechanical fit prevents energy dissipation down the shaft, directing 100% of your machine's internal kinetic strike straight to the work face while damping jarring harmonic recoil waves before they reach the operator's hands.

Key Features

  • Aggressive 16-Tooth Head Matrix: Precision pyramid-tooth layout is engineered to pulverize surface layers, strip high spots, and add high-bond texture.
  • Universal Spline / Round Hex Shank: Dual-pattern drive shank integrates smoothly with industrial spline-fit rotary hammers and demolition breaker tools.
  • Proprietary Thermal Tempering Loop: Advanced inductive heat-treating ensures deep cross-sectional tool hardness for reliable longevity under extreme friction.
  • Monolithic One-Piece Forging: Solid single-piece layout lacks weak mechanical seams, entirely eliminating sudden snaps under severe vibration.
  • Optimized Overlay Preparation: Ideal tool profile for creating a high-grip surface on concrete pads prior to applying structural treatments.
  • Balanced Feedback Damping: Formulated alloy steel composition acts as an inline acoustic buffer to absorb heavy harmonic kickback shock.

What's Included

  • (1) Bosch 1-3/4" x 9-1/4" 16-Tooth Bushing Tool Round Hex / Spline Hammer Steel Bit (HS1809)

Specifications

Specification Profile Details / Performance Value
Brand Name Bosch
Model Number (OEM Part) HS1809
Product Accessory Type Industrial One-Piece Bushing Tool / Scabbler Bit
Drive Shank System Configuration Large Spline / Round Hex Combo Drive
Shank Diameter Fitment 0.75 inches
Bushing Head Style Geometry 16-Tooth Square Profile Grid
Chisel Head Cutting Face Width 1.75 inches
Total Tool Accessory Length 9.25 inches
Material Tool Composition Proprietary Heat-Treated Alloy Steel
Primary Application Scope Roughing Up Concrete, Surface Texturing, and Cleaning Excess Bumps
Approved Target Substrates Cured Poured Concrete, Natural Masonry Stone, and Commercial Asphalt
Compatible Power Tool Tooling Spline-Drive Demolition Breakers and Industrial Rotary Hammers
Assembled Product Weight 2.33 lbs
Product Condition Class Brand New Original Stock
Universal Barcode UPC 000346245813
Country of Origin Italy
California Proposition 65 Label Yes Warning Label Required
Required Safety Equipment ANSI Approved Eye, Ear, and OSHA Dust Protection Systems

Pro-Tip: When texturing vast subfloor profiles or leveling prominent high bumps with this 16-tooth bushing bit, hold your rotary hammer completely perpendicular at a precise 90-degree angle to the slab. Allowing the heavy machine tool to tilt or track obliquely causes only one row of pyramid points to make physical substrate contact, concentrating severe localized friction that can prematurely strip the cutting teeth and impart uneven grooves into the pad. Avoid pressing down with excessive force; let the native mechanical impact stroke of the breaker piston do the crushing work. Always run an active OSHA-compliant dust extraction shroud over the application point, blow loose aggregate debris out of your machine's spline sleeve before installation, and lightly lubricate the round hex collar tracks with premium grease to avoid thermal friction binding during extended operations.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 61475543773

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4.4 ★★★★★
Based on 2379 reviews
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Reviewer JR
Fort Morgan, US
★★★★★ 3
Not as good as I expected
When it first came, the box fell apart as I was taking it out, and a lot of some kind of dirt or sand kept falling out all over my table and floor. I had the take the entire thing apart and thoroughly wash it. After drying age reassembling it, I tried it on my portafilter that came with my Breville Barista Express, but, somehow, it doesn't always make the tamping level. You would think with the ridge that rests on the side of the portafilter that it would force it to remain level, but, somehow, it doesn't, at least not consistently. It also has varying lengths (heights, or depths), and a single spring tension, so you may still over tamping or under-tamp. I was expecting it would have a censor that would just detect once it reached 30 lbs of force and cut off after that, similar to a torque screwdriver, but that's not what this is. I'll still give it 3 stars because, despite the problems mentioned above, it at least produces some amount of consistency, even if that isn't measurable; but, I can't give it 5 stars because of those issues mentioned above.
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Reviewed in the United States on January 7, 2025
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Verified Purchase
Bernard Eisenfeld, M.D.
Houston, US
★★★★★ 5
This is the one.
Size: 58.3mm, Color: Black
As an el Supremo Coffee Geek, I've wasted money on lots of different tampers. Save your money and buy this one or it's equivalent. This thing is heavy duty, solid, well-made, self-leveling, tamps at 30 pounds and is fool-proof even for fools. Also, it's a palm tamper meaning more fun and more satisfying to use as you prep the puck for your morning buzz. Buy it. You will thank me.
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Reviewed in the United States on March 30, 2024
L
lesserof2weevils
Massapequa, US
★★★★★ 5
Super easy to use and takes the guess-work out of getting even pressure on the grounds
Size: 58.3mm, Color: Black, Size: 58.3mm, Color: Black
I have been using a hand tamper for many years and have a good idea of the pressure I am applying to the grounds in the portafilter. I honestly considered spring tampers to be a bit silly. But this tamper really does take the guess-work out of pressing the coffee grounds. The shroud helps guide the press so that pressure is applied even and flat across the surface. With the manual tamper, there will be some play when pressing, or some unevenness in pressure. This is especially true when cranking out many espressos during a breakfast party with friends. Having the spring tamper makes quick work of turning out a lot of coffees with consistency. There are no instructions for taking this tamper apart to clean inside, and you may not really need to do that very often. After each use, just pull back the shroud (the black piece that moves up and down) and wipe off the tamper (the shiny steel part). This will help prevent grounds from working their way inside. If you do want to take it apart, it’s easy. Pull back the shroud and unscrew the tamper. It will come apart into three pieces. Wipe the pieces off and reassemble. Super quick and easy. This tamper is very heavy. My scale shows 656 g (about a pound and a half). It fits the portafilter exactly, with no slop. Just place on top of grounds and press!. Don’t even worry about pressure, just push down all the way. Overall I had fun using this tamper versus my manual one. And since I make myself a cappuccino very early in the morning, I don’t have to be very awake to get a good pack on the grounds and get my coffee fast!
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Reviewed in the United States on January 10, 2024
U
Verified Purchase
Utarng
Dallas, US
★★★★★ 5
It is heavy
Size: 58.3mm, Color: Black
Item was as described and shipped promptly. It is heavy and works well with my portafilter. I haven't had it long enough to really evaluate how helpful it is.
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Reviewed in the United States on October 31, 2025
C
Verified Purchase
ChristianPablos
Port Orchard, US
★★★★★ 5
Muy bueno
Muy bueno
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Reviewed in the United States on November 18, 2025

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