5PCS HSS Step Steel Cone Drill Titanium Bits Set Kit Hole Cutter+Aluminum Case Package included：

Package included：

Features:Professional valve spring compressor tool allows you to remove and compress valve springs on most cylinder heads more convenient

Advanced pulse width modulation (PWM) technology is used to automatically charge batteries through a

1pc x Fuse Puller

5PCS HSS Step Steel Cone Drill Titanium Bits Set Kit Hole Cutter+Aluminum Case Package included：Features This set replaces 50 individual drill bits. The two flute design gives you faster, smoother cutting. 3 sided (TRI FLAT) shank will not slip in your drill's chuck. Cobalt coated for smoother cooler cutting. SELF STARTING No need for a pilot hole. Titanium coated to reduce friction and run cooler Large bit has 3 sided shank and small bits have hex shank to prevent slip in drill chuck Automatically deburrs holes as you drill Long Life True M2