Bosch SDS-plus Dust Extractor Kit GDE18V-26DB15 HEPA Filter 18V (Bulldog Hammer Attachment 4.0Ah Battery Charger Concrete Silica Drilling System) Dovetail Bit Operating via a high-efficiency brushless

Bosch SDS plus Dust Extractor Kit GDE18V 26DB15 HEPA Filter 18V (Bulldog Hammer Attachment 4.0Ah Battery Charger Concrete Silica Drilling System) Dovetail Bit Operating via a high efficiency brushless Operating via a high efficiency brushless motor that generates up to 5 ) Cutter Head Composition 100% Solid Full Tungsten Carbide Head Cutter Head Geometry 4 Cutter Symmetrical Four Edge Contact Geometry Tip Bonding Technology High Heat Solid State Diffusion Bonding Dust Evacuation Profile Variable 4 to 2 High Volume Spiral Flutes Centering Tip Configuration Centric Conical Precision Centering Tip Anchor Inspection Feature Integrated Side Wear Mark Indicator Line Primary Substrate Suitability Steel Reinforced Concrete