Product Name |
HSS Step Drill Bit |
Material |
M35(cobalt 5%), HSS M2, HSS |
Process |
Fully Gorund |
Size |
1/8-1/2", 3/16-1/2", 3/16-7/8", 1/4-3/4", 1/4-1 3/8" |
Shank Type |
Three Flats Shank (Quick Change Hex Shank, Round Shank, Double R Shank are Available) |
Surface Finish |
Black & Amber (Titanium, Bright, Co-coated, Black Oxide, Black & Bright, TiAIN are Available) |
Package |
5Pcs With Aluminum Case/Opp bag |
Features |
5 piece step drill bits set replaces 50 individual drill bits which saves you a lot of trouble and space,Two-flute design gives you faster, smoother cutting. Large bit has 3-sided shank and small bits have hex shank to prevent slip in drill chuck. 1. This is a new type of HSS 4241 steel large step taper drill cobalt coated to reduce friction and run cooler |
Item. |
Overall Length |
Shank Diameter |
Included Size |
3/16''-1/2'' |
57mm |
6mm |
3/16''-1/4''-5/16''-3/8''-7/16''-1/2'' |
1/8''-1/2'' |
57mm |
6.5mm |
1/8''-5/32''-3/16''-7/32''-1/4''-9/32''-5/16''-11/32''- 3/8''-13/32''-7/16''-15/32''-1/2'' |
1/4''-3/4'' |
57mm |
9.5mm |
1/4''-5/16''-3/8''-7/16''-1/2''-9/16''-5/8''- 11/16''-3/4'' |
3/16''-7/8'' |
57mm |
9.3mm |
3/16''-1/4''-5/16''-7/16''-1/2''-9/16''-5/8''- 11/16''-3/4''-13/16''-7/8'' |
1/4''-1 3/8'' |
57mm |
9.3mm |
1/4''-3/8''-1/2''-5/8''-3/4''-7/8''-1''-9/8''-5/4''-11/8'' |
Custom-tailor would be available against customers’ requirements
Shipping: Express delivery, air shipping, sea shipping are available for your request. Usual delivery time is 5-10days after receiving the advance payment; For the customized product, 15-30 days after receiving the advance payment.
Packing: We also supply single pvc bag,paper bag,colored plastic square box,transparent plastic box,skin card,sandwich and so on packages with size, logo,brand and other information.
Q: Is OEM available?
A: Yes, OEM and customization are available. Graved logo marker,Laser logo marker,, customized packing. Printed Inner box, Carton box.
Q: Are samples available?
A: Yes, you can ask some samples for testing after confirming our prices, but please pay the sample and freight fee, the sample fee will be returned to you after you making official order.
Q: What is your payment terms?
A: T/T,L/C,D/A,D/P,Paypal,Western Union,for different circumstances.
Q: What's your delivery way?
A: Express delivery, air shipping, sea shipping are available for your request.
Q: What's your delivery time?
A: Usual delivery time is 5-10days after receiving the advance payment; For the customized product, 15-30 days after receiving the advance payment.
+86 15252968666