Push broaches and pull broaches for round openings                    OH-04 65959-79 HSS
Necessary technical data:
1. Nominal dimensions and maximum tolerance of the opening before broaching – a
2. Nominal dimensions and maximum tolerance of the opening after broaching – D
3. Broaching length - L
4. Material – make, hardness / according to Brinell /, tensile strength
5. Machine type – model, horizontal or vertical
6. Tractive power of the machine – P max.
7. Maximum pass of the machine – L max.
8. Broach clamping type
9. Distance between the end of the broach and the first cog – l
10. Type of coolant used during broaching

Total length: 200 – 1400 mm.
Outer diameter: 20 – 130 mm.
Cutting part length: 1000 mm.
Keyhole broaches                                                                            OH-04 65957-79 HSS
Necessary information:
1. Nominal dimensions and maximum tolerance of keyhole width – b
2. Nominal dimensions and maximum tolerance of opening diameter – d
3. Nominal dimensions and maximum tolerance of keyhole depth – d + t?
4. Broaching length - L
5. Material – make, hardness / according to Brinell /, tensile strength
6. Machine type – model, horizontal or vertical
7. Tractive power of the machine – P max.
8. Maximum pass of the machine – L max.
9. Broach clamping type
10. Distance between the end of the broach and the first cog – l
11. Type of coolant used during broaching

There are 4 types of broaches depending on their shape and use:
Type 1 – with thickened body – for general machine building
Type 2 – with thickened body – for instrument production
Type 3 – with normal body – for general machine building
Push broaches and pull broaches for rectangular openings            OH-04 65958-75 HSS
Necessary information:
1. Nominal dimensions and maximum tolerance of opening before broaching – d
2. Nominal dimensions and maximum tolerance of opening after broaching – D
3. Nominal dimensions and maximum tolerance of spline width – B
4. Chamfer size - nominal dimension and tolerance
5. Chamfer angle
6. Number of splines - n
7. Broaching length - L
8. Material – make, hardness / according to Brinell /, tensile strength
9. Machine type – model, horizontal or vertical
10. Tractive power of the machine – P max.
11. Maximum pass of the machine – L max.
12. Broach clamping type
13. Distance between the end of the broach and the first cog – l
14. Type of coolant used during broaching

Total length: 200 – 1400 mm.
Outer diameter: 20 – 125 mm.
Internal broach diameter – no less than 18 mm.
Cutting part length: up to 950 mm.
Broaches for involute spline openings                                             OH-04 65959-79 HSS
Necessary information:
1. Nominal dimensions and maximum tolerance of opening before broaching – d
2. Nominal dimensions and maximum tolerance of opening after broaching – D
3. Module - m
4. Number of cogs - z
5. Generating angle – Lg
6. Spline canal width measured according to dividing circumference arc - nominal dimensions and maximum tolerance
7. Broaching length - L
8. Material – make, hardness / according to Brinell /, tensile strength
9. Machine type – model, horizontal or vertical
10. Tractive power of the machine – P max.
11. Maximum pass of the machine – L max.
12. Broach clamping type
13. Distance between the end of the broach and the first cog – l
14. Type of coolant used during broaching

Total length: 500 – 1200 mm.
Outer diameter: 20 – 130 mm.
Push broaches and pull broaches for square openings                                               HSS
Necessary information:
1. Nominal dimensions and maximum tolerance of opening before broaching – d
2. Nominal dimensions and maximum tolerance of opening after broaching – D
3. Nominal dimensions and maximum tolerance of the square opening / spanner opening/ - S
4. Broaching length - L
5. Material – make, hardness / according to Brinell /, tensile strength
6. Machine type – model, horizontal or vertical
7. Tractive power of the machine – P max.
8. Maximum pass of the machine – L max.
9. Broach clamping type
10. Distance between the end of the broach and the first cog – l
11. Type of coolant used during broaching

Total length: up to1450 mm.
Cutting part length: up to 1000 mm.
Push broaches and pull broaches for six - sided openings                                          HSS
Necessary information:
1. Nominal dimensions and maximum tolerance of opening before broaching – d
2. Nominal dimensions and maximum tolerance of opening after broaching – D
3. Nominal dimensions and maximum tolerance of the side / spanner opening / - S
4. Broaching length - L
5. Material – make, hardness / according to Brinell /, tensile strength
6. Machine type – model, horizontal or vertical
7. Tractive power of the machine – P max.
8. Maximum pass of the machine – L max.
9. Broach clamping type
10. Distance between the end of the broach and the first cog – l
11. Type of coolant used during broaching

Total length: up to1450 mm.
Cutting part length: up to 1000 mm.
Thread- making broaches                                                                                             HSS
Necessary information:
1. Material
2. Length of threaded part of the nut – Lr
3. Total nut length – Lro
4. Average nut diameter and tolerance – d cp.
5. Outer nut diameter and tolerance – d
6. Internal nut diameter and tolerance – d1
7. Thread step – S
8. Thread profile angle
9. Screw line direction / left or right / and thread quality class
10. Necessary standards of nut thread
11. Thread - making machine make
12. Type of thread / trapezoid, metric, pipe, etc./

Total length: up to 650 mm.
Outer diameter: up to 100 mm.
Thread step: up to 12 mm.