Description	擴孔器尺寸Sizes of Reaming Shells
規格型號	外徑Outside Diameter
Model	英寸Inches	毫米mm
BTW	2.36	59.95
NTW	2.98	75.7
HTW	3.783	96.09
AC(AO)	1.89	48.01
BC(BQ)	2.36	59.95
BC3(BQ3)	2.36	59.95
NC(NO)	2.98	75.7
NC3(NQ3)	2.98	75.7
HC(HQ)	3.783	96.09
HC3(HQ3)	3.783	96.09
PC(PQ)	4.828	122.65
PC3(PQ3)	4.828	122.65
T2-56	2.217	56.3
T2-76	3.004	76.3
T2-86	3.398	86.3
T2-101	3.988	101.3
T6-101	3.996	101.5
T6-131	5.157	131.5