CENTER DRILLS

	Model :  Type  1 Product Type Center Drills  Type1 Application  HSS Center Drills Material HSS-CO Size 3.0 ~ ? 25.0    60 , 90
	Model :  Type JIS 1 Product Type Center Drills  Type JIS 1 Application  HSS Center Drills Material HSS-CO Size 3.5 ~ 18.0    60 , 90
	Model :  Type JIS 2 Product Type Center Drills  Type JIS 2 Application  HSS Center Drills Material HSS-CO Size 6.0 ~ 25.0    60
	Model :  Standard Long Shank Product Type Standard long Center Drills Application  HSS Center Drills Material HSS-CO Size 4.0 ~ 12.0    60 , 90 (L100~250)