MAXAZTEX Dry Drill Bits Set for Concrete - 6-Piece Set Diameter 30/40/50/68 mm with 320 mm Round Shank & SDS-Plus Adapter - Hollow Drill Bits for Masonry, Brick, Cement, Stone, Tiles & Air

• ️ COMPLETE KIT - EVERYTHING INCLUDED: The kit includes: 30mm, 40mm, 50mm and 68mm core drill, SDS plus adapter, 320mm round shank connecting rod and a wrench - perfect for all common applications.
• 🏠 MULTI-PURPOSE - Suitable for many materials: Ideal for drilling into walls when installing air conditioners, ventilation systems, water or gas pipes. Works great in concrete, brick, masonry, tiles, marble, granite and more - without water!
• ️ STRONG PERFORMANCE - PRECISE AND SHARP: With the 3-blade cutting design and a 135° precision angle, the drill bits effortlessly through hard walls - sturdy, durable and extremely impact resistant.
• High quality material - for long service life: made of high quality steel and durable alloy - for extra stability, strong cutting performance and long service life even in demanding tasks.
• Easy drill change - even if the drill is difficult to remove, it is often due to dust penetrated by a loose attachment. A little tip: some lubricating oil helps to loosen the drill easily

MAXAZTEX Dry Drill Bits Set for Concrete - 6 Pieces Set Diameter 30 / 40 / 50 / 68 mm with 320 mm Round Shank & SDS-Plus Adapter - Hollow Drill Bits for Masonry, Brick, Cement, Stone, Tiles & Air Conditioning Installation