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New HSS-Co Cobalt Spiral Grooved Step Drill Bits 1/4″ Hex Shank Wood Metal Cone Drilling 4-22mm Hole Saw M35

60 % of buyers enjoyed this product!
In stock
Price: US $11.74 Sale Price: US $9.98
45 days Money back
45 days Money back Returns accepted if product not as described, buyer pays return shipping; or keep the product & agree refund with seller.
On-time Delivery
On-time Delivery
Guarantees: On-time Delivery 60 days

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Features

100% brand new and high quality.
Made from HSS-Co, heat treatment to it, high hardness, high wear resistance, high toughness, high bending strength, sharp edge, the best choice for processing stainless steel, better than ordinary step drill.
Unique step structure, a drill can punch out a variety diameters of holes.
Does not need center punch to assist it, compared with ordinary hemp flower drill, it is stabler and difficult to be broken.
It has these functions that hemp flower drill does not have, such as burrs removing, chamfering, punching elliptic hole, etc.
It is suitable for being installed on the pistol drill and bench drill, applicable for punching on these harder workpieces, such as stainless steel, carbon steel, aluminum plate, iron plate, etc.

Note

Please water it for cooling while punching so that can prolong its lifetime, rotation rate from 250 to 400 is recommended.

Specifications

Material:HSS-Co
Handle type:Hex handle
Handle diameter:1/4″ Hex
Step quantity:10 steps
Handle length:31mm
Edge length :50mm
Step diameter: 4/6/8/10/12/14/16/18/20/22 mm

Package Included

1pc HSS-Co Straight Slot Hex Handle Step Drill

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Shipping Company Shipping Cost Estimated Delivery Time
DHL 3 - 7 days
UPS Expedited 3 - 7 days
EMS 5 - 14 days
Post Air Mail Free Shipping 15 - 45 days
Return Policy If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).

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Price:  US $11.74 / piece
Sale Price:  US $9.98 / piece
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