Set includes 12, 18 and 25 mm chisels.Chisel developed according to the scientific ERGO™ process.Maximum comfort with minimum effort thanks to an ergonomic design.Splitproof, two-component handle allows the intensive use of a metallic hammer.Splitproof polyamide handle which easily absorbs repeated steel hammer blows.Specially designed safety guard with rounded shoulders further protects the hands from injury.Precision ground blade for maximum sharpness.Superior polished blade finish in the 434 ERGO™ model.Varnished blade for increased rust resistance.Hardened and tempered high quality steel for long-lasting performance.Ideal for demanding carpentry and construction jobs.3 pcs set with tip protector in a useful plastic inlay for storage.Standards: ISO 2729