The DH-40 SCREWDRIVER ALYAN UÇLU TORNAVİDA 4x163mm The DH-40 SCREWDRIVER by ENGINEER is a high-quality Tornavida designed for precision and durability. Key specifications: DH-40 Alyan Uçlu Tornavida 4x163mm. This screwdriver complies with ROHS standards, ensuring environmental safety. Packaged in a BOX format, the DH-40 SCREWDRIVER provides a reliable and efficient solution for both professional and DIY applications.