\r\nKrobahn KB-HBPH0002 Circulating Pump Head Key Set 4mm & 5mm T-Handle\r\n- Manufactured from drop forged, hardened, and tempered chrome vanadium steel.- Ball-end design enables the use of up to 25 angle.- Fits most domestic central heating pump heads.- It is easy to use and also comfortable and ideal for home and professional use.- It is an essential part of your toolkit.\r\nThe Krobahn Pump Head Key Set, KB-HBPH0002 is manufactured from drop forged, hardened and tempered chrome vanadium steel, Ball-end design enables the use of up to 25 angle, Fits most domestic central heating pump heads, It is easy to use and also comfortable and ideal for home and professional use, It is an essential part of your toolkit.\r\nFeatures:\r\n- Size: 4mm & 5mm.- Ergonomic T-handle.- Black oxide finish.- Color: Blue.- Brand: Krobahn.