H & H Industrial Products 3901-5444

Pro-Series 5/16" SK16 Lyndex Style Collet ~ Collapse range is 0.293-0.313". ~ Vacuum quenching heat treatment to hardness HRC46~50. ~ Runout is less than or equal to 5 Micron. ~ Collet front cone convex platform design reduces the entry of dust and chips increasing service life. ~ The SK slim collet system features an 8? taper angle versus the 16? taper for ER type collets. ~ The SK style collet has greater gripping force than ER collets. ~ SK collets sit deeper in the tool holder compared to TG and ER type collet systems resulting in higher accuracy and rigidity.