Stier SDS‑Plus Hammer Drill Bit – 25 × 450 mm

Product Type: SDS‑Plus masonry drill bit

Compatibility: Fits SDS‑Plus chuck systems on standard rotary hammer drills

Drill Diameter: 25 mm

Overall Length: 450 mm (including shank and flute)

Cutting Tip: Precision-cut carbide (or exceptionally hardened steel) head, available in 2- or 4-cutter configurations

Shank & Flute Construction: Hardened, ground steel for straightness and durability; spiral flute design promotes efficient dust removal

Use Material: Concrete, brick, mortar, block, and similar masonry substrates

Intended Use: Anchor hole drilling, through-holes, conduit/fixing preparation

Chuck Interface: SDS‑Plus drive [sliding-fit shank with hammer-action]

Feature Highlights:

• Long reach (450 mm enables deep-hole applications without extensions)

• Carbide tip for longer life and fast cut performance

• Spiral flute ensures quick dust extraction and reduced binding