BS

BS

BS-高性能直柄加长麻花钻

diameter (D) total length (L) flute length (L1)
0.50-1.00 56 33
1.1 60 37
1.20-1.30 65 41
1.40-1.50 70 45
1.60-1.70 76 50
1.80-1.90 80 53
2.00-2.10 85 56
2.20-2.30 90 59
2.40-2.60 95 62
2.70-3.00 100 66
3.10-3.30 106 69
3.40-3.70 112 73
3.80-4.20 119 78
4.30-4.70 126 82
4.80-5.30 132 87
5.40-6.00 139 91
6.10-6.70 148 97
6.80-7.50 156 102
7.60-8.50 165 109
8.60-9.50 175 115
9.60-10.60 184 121
10.70-11.80 195 128
11.90-13.20 205 134
13.30-14.00 214 140
非标特长型 NON-STANDARD LENGTHEN   Unit:mm
直径(D) 全长(L) 槽长(L1)
¢0.5-¢20.0(mm) 80 50
¢0.5-¢20.0(mm) 100 60
¢0.5-¢20.0(mm) 120 80
¢0.5-¢20.0(mm) 160 110
¢0.5-¢20.0(mm) 200 140
¢0.5-¢20.0(mm) 250 180
¢0.5-¢20.0(mm) 300 220
¢0.5-¢20.0(mm) 350 250
¢0.5-¢20.0(mm) 400 300
¢0.5-¢20.0(mm) 450 350
¢0.5-¢20.0(mm) 500 400
¢0.5-¢20.0(mm) 600 500
¢0.5-¢20.0(mm) 700 600
¢0.5-¢20.0(mm) 800 700
¢0.5-¢20.0(mm) 900 800
¢0.5-¢20.0(mm) 1000 900
¢0.5-¢20.0(mm) 1100 1000
¢0.5-¢20.0(mm) 1200 1100

BS

Product performance:
Applicable to the drilling of deep hole and deep location hole of die steel,alloy steel,unalloyed steel,gray cast iron,nodular cast iron,and malleable cast iron.
Surface treatment:nitrogen treatment(spot goods)
Special treatment:titanium coating(order goods)

BS-高性能直柄加长麻花钻