BAUBECK SDS Plus Drill Bit Set for Concrete [7 Piece Diameter 5 12 up to 210 mm Long] Durable and Robust Made of 40CR Steel Precise Results Hammer Stone

Flexible sizes: The set includes 7 drill bits in 5 sizes (1 x diameter 5 mm x 11 cm, 1 x diameter 6 mm x 11 cm, 1 x diameter 6 mm x 16 cm, 1 x diameter 8 mm x 21 cm, 1 x diameter 10 mm x 21 cm, 1 x diameter 12 mm x 21 cm) for maximum flexibility Efficient and robust - The 40CR steel makes the set withstand high impact loads. Double spiral design provides better control, higher drilling speed and reduces blockages when drilling EFFORTLESS & PRECISION DRILLING - Heavy duty drill bits glide smoothly through concrete, masonry, soft rock, brick and deliver precise holes. The concrete drill set allows drilling with the highest precision COMPATIBLE WITH TOP BRANDS - This SDS Plus masonry drill bit set is compatible with most popular Bosch, Hilti, Makita and Einhell brand drill hammers. It fits perfectly with all SDS Plus shank drill bits LONG LIFE - 2 cutting edges made of YG8C carbide provide high durability. The cutting edge wears out slowly, provide self-centering, which makes drilling more accurate and keeps the position of the drill bit stable