hilitchi 260pcs m3/4/5/6/8 allen head socket hex grub screw set assortment kit with plastic box 12.9 class black alloy steel hilitchi high quality hex set screw assortment kit. <br/> package including: 260pcs. <br/> 12.9 class ultra hard and durable alloy steel. <br/><br/> -m3 x 0.5 3mm 30pcs <br/> -m3 x 0.5 4mm 30pcs <br/> -m3 x 0.5 6mm 30pcs <br/> -m4 x 0.7 4mm 30pcs <br/> -m4 x 0.7 6mm 30pcs <br/> -m5 x 0.8 5mm 30pcs <br/> -m5 x 0.8 8mm 20pcs <br/> -m6 x 1 6mm 20pcs <br/> -m6 x 1 10mm 20pcs <br/> -m8 x 1.25 8mm 20pcs <br/>