The Extra Fine/Coarse combination delivers exceptional versatility for both precision finishing and general sharpening tasks. This dual-sided whetstone pairs the green Extra Fine side (1200 grade, 9 micron) with the blue Coarse side (325 grade, 45 micron), making it ideal for tradespeople requiring a complete sharpening solution in one compact tool. The green Extra Fine side excels at precision work including general carpenters tools, wood flat bits, auger bits, garden tools, darts, fish hooks and masonry drills. The blue Coarse side handles more demanding sharpening tasks such as knives, woodworking tools and tungsten carbide tooling. This combination is particularly valuable for professionals who need both aggressive material removal and fine finishing capabilities. The ultra-precision diamond construction ensures consistent performance without breaking, chipping or cracking. Water lubrication keeps the work area clean and odour-free whilst effectively honing all hard materials inclu