Stanley fatmax bolster 100mm with guard stanley 4 18 328 forged from quality chrome vanadium steel for increased strength and durability the blade holds its edge longer and therefore needs less sharpening less grinding equals longer life hardened quenched and tempered to precise specifications for added safety modified parabolic striking end for greater resistance to mushrooming and chipping li bi material handguard for increased comfort and protection from overstrike li size 100mm 4