Irwin Speedbor 1/2 Inch Carbide Masonry Drill Bit
Irwin's Speedbor series offers a 1/2-inch carbide masonry bit with tungsten-carbide insert containing over 0.1% vanadium for aggressive cutting in block and mortar. Suited for cordless drills. Classified in 8207.50.20.30 for high-alloy masonry tools excluding rock drills.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for larger diameter industrial masonry coring
Size-based statistical breaks within masonry drills.
If cutting part lacks required alloys
Base interchangeable tools without high alloy specs.
If primarily synthetic diamond-impregnated
Millstones/abrasives chapter for diamond masonry tools.
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Import Tips & Compliance
• Submit supplier affidavits confirming alloy percentages to avoid lab testing demands
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• Watch for reclassification if bits are too short for machine-tool use
Related Products under HTS 8207.50.20.30
DeWalt DW5237 3/16 Inch x 4-1/2 Inch Masonry Drill Bit
DeWalt's carbide-tipped masonry bit excels in hammer drill applications for concrete block and brick. Its cutting edges incorporate tungsten and chromium exceeding 0.2% by weight for superior wear resistance. Falls under HTS 8207.50.20.30 as a non-rock drilling tool with specified high-alloy content.
Diablo 4-Cut 3/8 Inch Masonry Hammer Drill Bit
Diablo's 4-Cut carbide masonry bit has reinforced cutting edges with molybdenum and tungsten for 4x life in hammer mode on brick. Optimized flute for dust removal. Fits 8207.50.20.30 for alloy masonry drills.
Bosch CYL-9 Professional Masonry Drill Bit 1/4 Inch
This carbide-tipped masonry drill bit from Bosch is designed for drilling into concrete, brick, and stone using hammer drills. It features a high-alloy steel body with cutting edges containing over 0.2% chromium and molybdenum for enhanced durability and heat resistance. Classified under HTS 8207.50.20.30 due to its composition for masonry applications beyond basic rock drilling.
Milwaukee Red Helix 5/16 Inch Masonry Drill Bit
Milwaukee's Red Helix masonry bit features a variable helix flute and carbide tip with molybdenum over 0.2% for efficient concrete penetration. Ideal for rotary hammer drills in construction. HTS 8207.50.20.30 applies for its alloy-enhanced cutting part in masonry drilling.
Makita D-48171 7/32 Inch x 6 Inch Masonry Drill
Makita's D-48171 is a precision masonry drill with chromium-enriched carbide tip (>0.2%) for clean holes in concrete and tile. Features a 135-degree split point for starter ease. HTS 8207.50.20.30 due to alloy content and masonry-specific design.
Hilti TE-CX 5/32 Inch Masonry Drill Bit
Hilti TE-CX universal masonry bit uses Rebar Tech carbide with vanadium >0.1% for reinforced concrete. Compatible with combihammers. HTS 8207.50.20.30 for its high-alloy masonry drilling function.