Counter bore for Small Flat Head Screws EA824MD-4

Brand :
ESCO
Caution
Product Description
【Product Specifications】
・Material-HSS (high-speed steel)
・Can drill a hole and process a countersunk hole at the same time.
・Countersunk hole angle-90°
・For machining
・Prepared hole…4.5
・Countersunk hole…9.5
・Length…55
・Shank dia.…6