產品名稱：日本日立超硬合金鉆頭

日本HITACHI（日立） EWSR7.2超硬合金鉆頭

規格：  

產品型號	刃徑D(Φmm)	直徑d(Φmm)	溝長l(mm)	全長L(mm)
EWSR3.0	3.0	3.0	21	60
EWSR3.2	3.2	3.2	24	60
EWSR3.3	3.3	3.3	24	60
EWSR3.4	3.4	3.4	24	60
EWSR3.5	3.5	3.5	24	60
EWSR4.0	4.0	4.0	27	60
EWSR4.1	4.1	4.1	29	63
EWSR4.2	4.2	4.2	29	63
EWSR4.3	4.3	4.3	29	63
EWSR4.5	4.5	4.5	29	63
EWSR4.9	4.9	4.9	32	68
EWSR5.0	5.0	5.0	32	68
EWSR5.1	5.1	5.1	34	72
EWSR5.5	5.5	5.5	34	72
EWSR5.9	5.9	5.9	36	74
EWSR6.0	6.0	6.0	41	81
EWSR6.1	6.1	6.1	41	81
EWSR6.5	6.5	6.5	41	81
EWSR6.6	6.6	6.6	43	83
EWSR6.7	6.7	6.7	43	83
EWSR6.8	6.8	6.8	43	83
EWSR8.0	8.0	8.0	48	90
EWSR8.4	8.4	8.4	53	96
EWSR8.5	8.5	8.5	53	96
EWSR8.6	8.6	8.6	55	98
EWSR3.1	3.1	3.1	24	60
EWSR3.6	3.6	3.6	27	60
EWSR3.7	3.7	3.7	27	60
EWSR3.8	3.8	3.8	27	60
EWSR3.9	3.9	3.9	27	60
EWSR4.4	4.4	4.4	29	63
EWSR4.6	4.6	4.6	32	68
EWSR4.7	4.7	4.7	32	68
EWSR4.8	4.8	4.8	32	68
EWSR5.2	5.2	5.2	34	72
EWSR5.3	5.3	5.3	34	72
EWSR5.4	5.4	5.4	34	72
EWSR5.6	5.6	5.6	36	74
EWSR5.7	5.7	5.7	36	74
EWSR5.8	5.8	5.8	36	74
EWSR6.2	6.2	6.2	41	81
EWSR6.3	6.3	6.3	41	81
EWSR6.4	6.4	6.4	41	81
EWSR6.9	6.9	6.9	43	83
EWSR7.0	7.0	7.0	43	83
EWSR7.1	7.1	7.1	45	87
EWSR7.2	7.2	7.2	45	87
EWSR7.3	7.3	7.3	45	87
EWSR7.4	7.4	7.4	45	87
EWSR7.5	7.5	7.5	45	87