Claim your Free Bosch Reward - Find Out More The Bosch BITURBO range of tools will work with any Bosch Professional 18v lithium ion batteries, but they are especially optimised for ProCORE batteries in the 8.0 to 12.0ah range. These high capacity batteries unlock a huge performance boost in BITURBO tools, enabling them to compete with corded tools of up to 1,800 watts. The cordless GKS 18V-68 GC Professional hand-held circular saw is 15 percent quicker and, even with an 8.0ah battery attached, 225 grams lighter than 1,800 watt corded equivalents. The BITURBO saw is easy to handle in every position. Its front handle is a wraparound D-handle design, making it easier and safer to grip the tool during mitre cuts. The cutting depth of up to 68mm can be set quickly and easily at the push of a.