Name: High Speed Drilling Tool (U Drill)-SP
Item No.: U Drill-SP
Suitable insert: SPMG/SPGT
Pack: High-grade PE outer box
1.Durable, efficient and cost-effective
2.Powerful functions for multi-stage cutting
3.Direct drilling without center hole and chip removal
4.The drilled holes have high finish and small tolerance
4.Match SP insert
Note: Insert need to be purchased separately.
Difference between SP and WC :
SP U Drill : The bottom hole of SP insert is flat relative to WC, but not completely flat.
SP insert is square and can use 4 cutting surfaces, with a better finish than WC.
WC U Drill : WC insert is cheap and has high drilling efficiency.
The insert is peach type and can be used on three sides.
The drilling efficiency is slightly better than that of SP type.
2D 3D 4D means length:
2D mean the machining depth is 2 times the diameter.
3D mean the machining depth is 3 times the diameter.
4D mean the machining depth is 4 times the diameter.
How to calculate speed and feed?
Select cutting speed and feed rate well, calculate the speed and feed according to the
Insert needs to be purchased seperately.
insert bits indexable drill drill with inserts drill insert sp drill