TECHNIKS 1/4" SUPER PRECISION ER32 COLLET .0002 ACCURACY CNC CHUCK MILL sold2024 From the Manufacturer Ribbed plastic

From the Manufacturer Ribbed plastic anchors are light duty anchors and work with various diameter sheet metal screws

Oudtinx 3pcs 5 Gram Diamond Lapping Paste Polishing Compound for Fine to Final Polishing

1/4'' x 6pcs total 24pcs packed in a durable plastic box

So you'll get no issues

TECHNIKS 1/4" SUPER PRECISION ER32 COLLET .0002 ACCURACY CNC CHUCK MILL sold2024 From the Manufacturer Ribbed plasticTECHNIKS 1 4" SUPER PRECISION ER32 COLLET . 0002 ACCURACY CNC CHUCK MILL TECHNIKS 1 4" SUPER PRECISION ER32 COLLET . 0002 ACCURACY CNC CHUCK MILL Product Features Techniks part # 04232 1 4 The most accurate ER32 collet in the industry average 0. 0002" Total Indicated Runout (T. I. R.)! Clamping Range . 211 . 250inches Precision ground and hand inspected. Only the very best materials and grinding techniques used!