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Broca Escalonada Hss " 4 a 20 mm.
ALMACEN DE FERRETERIA AL POR MAYOR

Hss Step Drill Bit " 4 to 20 mm.

HSS step drill bit - Measurement: 4 to 20 mm in diameter. -Great elasticity. -High resistance to fracture. -Great drilling performance. -Indicated for metals. -8mm shank.