Price:
US$11.99
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Drillpro 5pcs 4-8/5-9/5-10/6-10/8-12mm HSS Twist Step Drill Bit Window Shift Pocket Hole Drill Bits 
Description:
Drillpro 5pcs 4-8/5-9/5-10/6-10/8-12mm HSS twist step drill bit, window door bit, shift pocket hole drill bits
Specification:
Material:High Speed Steel
Quantity: 5pcs
| Model | Shank diameter | Overall length | Big blade | Small blade | Small blade length |
| 4-8 | 8mm | 117mm | 8mm | 4mm | 18mm |
| 5-9 | 9mm | 125mm | 9mm | 5mm | 18mm |
| 5-10 | 10mm | 133mm | 10mm | 5mm | 18mm |
| 6-10 | 10mm | 133mm | 10mm | 6mm | 18mm |
| 8-12 | 12mm | 151mm | 12mm | 8mm | 19mm |
Features:
– High speed steel, hard and sharp.
– Can open two holes at a time, easy to work.
– Polished surface finish, good finish.
– Removed Chip fast, drilling hole fast .
– Drilling steady, high efficiency, hole wall is smooth and chip evacuation unobstructed.
– Dedicated to open the sliding door frame hole, for door frame processing, sliding door
mullion processing, iron products, aluminum alloy, wood, light alloy processing.
– Polished surface finish, good finish.
– Removed Chip fast, drilling hole fast .
– Drilling steady, high efficiency, hole wall is smooth and chip evacuation unobstructed.
– Dedicated to open the sliding door frame hole, for door frame processing, sliding door
mullion processing, iron products, aluminum alloy, wood, light alloy processing.
Package Included:
5 x step drill bit
More Details:
