Single piece forging from high quality carbon steel, accurately hardened to BS 3066 specification.
Precisely ground cutting edge induction hardened (52–58 HRC) for improved performance & durability
Hardness at the striking end is maintained to under 42 HRC, so that the head will not splinter when subject to hammer blows
Powder coated bolster with accurately ground cutting edge
Safety warning permanently etched on each bolster
Bolsters are also available with strong impact proof polypropylene hand guards designed to protect the user’s hands from misplaced hammer blows
a. Brick Bolsters
Brick Bolsters are used for cutting brick, stone & paving slabs. These should not be used on concrete containing reinforcing bars
b. Electrician's Bolsters With a much thinner blade construction than a Brick Bolster, Electrician's Floorboard Bolsters are used for cutting tongued joints & lifting floorboards.