DEWALT DT9510-QZ HAMMER DRILL BIT SDS-PLUS 5,5mmx8.27″x5.9″

The tip design ensures better bit penetration, longer life, faster drilling and greater durability
Heavy-Duty shank for maximum durability
Maximized central core for increased energy transmission
Product Dimensions:‚Äé17.72 x 13.78 x 5.91 inches