Countersink Drill Bits Set, Woodworking Chamfer, 7 PCS Carpentry Reamer Core Drill Bit with One Free Hex Key
Product Description
Countersink Drill Bits Set, Woodworking Chamfer, 7 PCS Carpentry Reamer Core Drill Bit with One Free Hex Key
- Tri-bit design: cutting edge CNC grinding teeth, tricuspid centering is better, will not produce offset, quasi-drilling and fast.
- High carbon steel material: quenching, high hardness, good abrasion resistance, durable.
- The set includes 1 PCS Hand Deburring Tool Kit + 7 pieces of woodworking countersink drill bits: 3mm, 4mm, 5mm, 6mm,7mm,8mm,10mm, with numbers on the drill bits for easy recognition. Specially designed for sleeve countersinks or bores pilot holes.NB1100 blades BS1010(HSS blades) could efficiently remove burr for plastic, PVC, copper, aluminum and other soft metal. Cobalt added HSS blades are strong enough for stainless steel.
- By loosening and tightening the setscrew with a wrench(included), the counter sleeve depth and drilling depth can be easily adjusted for screws of various lengths.
- Compatible with drilling machines with chuck, for drilling on hard wood or wooden floor. It is recommended to use the center punch for position before drilling, keep the drill bit vertical to avoid the drill bit from bending or breaking.
Countersink Drill Bits Set's Specification: Material: ＊Three-Pointed Woodworking Countersink Drill Bit：high-speed steel 4241 ＊Woodworking Chamfer: high-speed steel #45
Surface treatment: Natural Color
Handle features: Round Handle
Dimension: 3mm(Dia) x 60mm(L)
4mm (Dia)x 75mm(L)
5mm(Dia) x 85mm(L)
6mm (Dia)x 93mm(L)
7mm(Dia) x 10mm(L)
8mm (Dia)x 11mm(L)
10mm(Dia) x 12mm(L)
NB1100 blades BS1010's Specifications:
Material: M2 HSS & Plastic
Burr Handle Size: 125mm*20mm (Length * Diameter)
Suitable for: PVC, hard plastic and iron.
Machining position: the circular hole edge, straight edge, curved edges. Not suitable for outer edges, flat.
Package Included:
7 x Woodworking chamfer
1 x L-wrench
1 x Hand Deburring Tool Kit
