3Pcs HSS Titanium coated Step Drill Bits 4-12/4-20/4-32mm with 4mm Automatic Center Pin Punch

Description 3Pcs HSS Titanium coated Step Drill Bits 4 12 4 20 4 32mm with 4mm Automatic Center Pin PunchSpecification Step Drill Bits Material HSSSurface coated Titanium coatedSize 4 12mm 4 6 8 10 12mm 4 20mm 4 6 8 10 12 14 16 18 20mm 4 32mm 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32mm Shank type 1 4 Inch hex shankCenter Pin Punch Material HSSBit diameter 4mmLength 128mmFeatures 1 This is the HSS steel large step cone drill titanium bit set hole cutter which is made fromhigh quality HSS steel and with the Titanium coated to reduce friction and heat 2 It is very suitable for using to cut holes in a variety of materials including steel brass wood plastic etc3 Adjustable automatic center punch 4 Delivers high impact spring loaded strike 5 Enlarged plastic handle for impact cushioning Package Included 3 x Step drill bits1 x 4mm Center pin punch1 x BagMore Details