The Makita B-47575 Performance SDS+ Drill Bit is excellent for drilling in high-resistance materials The Makita B-47575 Performance SDS+ Drill Bit is excellent for drilling in high-resistance materials such as Green Concrete or Engineering Brick. Features: Designed for regular professional use Special tip design provides fast and accurate drilling in concrete with a reinforced flute and self-centring tip Suitable for Concrete, masonry, brick, anchors, fixings, hard concrete, green concrete and engineering brick Specification: Width: 10mm Height: 10mm Weight: 0.14kg Length: 140mm