Makita B-66709 7/16" x 4‑1/2" Rotary Hammer Core Bit Centering Bit Tools & Attachment The blower is compact

The blower is compact

smooth cuts

4" x 5/8" x 3/64" Super thin cut-off wheel

25"" (26 cm)

3 microns and large

Makita B-66709 7/16" x 4‑1/2" Rotary Hammer Core Bit Centering Bit Tools & Attachment The blower is compactMakita Rotary Hammer Core Bit Centering Bits features a carbide tipped tapered bit for faster and more accurate starts. Centering bits have larger diameters than standard carbide bits, allowing smaller hammers to drill larger holes. A high grade steel construction provides increased durability. The bits are for dry drilling in concrete, block, and brick. For increased versatility, the bit is interchangeable with Makita SDS MAX or Spline rotary hammer